Every organisation has its own culture of values, attitudes, aspirations and vision that is created by the people who work in it. A high-performance culture is achieved when everyone working in an organisation shares its vision and trusts and values each other’s contribution. Once a high performance culture is in place, it is essential to continue to plan, monitor and manage it so it remains aligned with what you want to achieve. With a culture of excellence in place, your organisation will be more effective, your teams more motivated, more able to deal with change and adversity and to interact and collaborate to make things happen.
According to CIPD’s latest Employee Outlook Survey, many employers fail to set clear objectives for their staff.
I have noticed several tutorials on how to develop a shed doorway and imagined to myself, why are they overcomplicating it? The get rid of doorway can be framed in a number of distinct techniques, based on the style and all round appear you are trying to accomplish. Decide on what kind of appear you want to achieve that fits your shed’s general design.
Metal and wooden siding will be simpler to set up, all you will have to do is evaluate the dimension of your shed doorway and reduce the siding down to the certain measurements.
The last stage in developing a shed door is to include the hardware and make sure the doorway functions the way it is supposed to. Including other components like handles and a lock can be beneficial if you want to make certain your drop is protected and functionable. I wrote Plotz online voxel sphere generator to help people build hollow spheres made out of blocks in Minecraft. I hope you find Plotz useful and please leave feedback here on my blog with any comments you have!
17 May 2014 02:27 by KevblogI can't quite do 600, but the new HTML5 Plotz goes up to 256 blocks.
Great effort was expended to compose trigonometric and logarithmic tables for navigation, scientific investigation, and engineering purposes. The larger efforts involved rooms of semi skilled people, called 'computers', capable of doing reliable arithmetic who would be under the direction of a skilled mathematician. In the mid-19th century, people began to design machines to automate this error prone process.
Many machines of various designs were eventually built but, the most advanced and famous of these was not. Because of engineering issues as well as political and personal conflict the Babbage Difference engines construction had to wait until 1991 when the Science Museum in London decided to build the Babbage Difference Engine No.2 for an exhibit on the history of computers. I set out to build a working Difference Engine using standard LEGO parts which could compute 2nd order polynomials to 3 digits. Issues with the performance of the 'carry' operation prevented easy expansion to more orders of difference or the addition of more digits. It also had a single "modified" LEGO part in each adder unit which fell short of my goal to use only standard parts.
The second generation machine calculates to the same precision, but is capable of being expanded to 3rd order differences and 4 digits accuracy. Other than the paper printed digit labels used to output the answer, standard LEGO pieces are used without modification. I have recently completed the third generation machine which has changes designed to vastly simplify its construction. This is done with an eye to making it easier for others to build their own Difference Engines. A Difference Engine uses Newton's method of differences to evaluate a polynomial for successive values of x; 1, 2, 3, etc. Computing the next entry in a table can be significantly easier than computing an arbitrary entry of the table. In simple terms the method of differences is based on the observation that if the work has already been done to multiply 5 by 6, that work can be reused to multiply 5 by 7 with the addition of another 5 into the previous total.
The multiplication of 5 by 8 likewise can be performed by taking the prior multiplication of 5 by 7 and adding another 5 into that total.
The multiplication of the next successive number is the previous result plus the multiplicand.
In this case successive multiplications have been reduced to an identical number of successive additions. As long as we are willing to calculate the table entries in order we can save an enormous amount of work. The "f(x)" column represents the evaluation of the polynomial for values of x: 1, 2, 3, etc. The "First Difference" column represents the value which must be added to the "f(x)" value on that line to obtain the following result. The "Second Difference" column represents the value which must be added to the current "First Difference" to find the next "First Difference".
Note that for this specific polynomial, each "First Difference" is exactly 4 larger than the previous one.
We would add the 2nd difference (4) into the previous 1st difference, then add the newly updated 1st difference into the previous polynomial result to obtain the new result. Repeating this cycle of two additions per result would allow us to evaluate the polynomial as many times as desired. I had been mulling how to build a Difference Engine out of LEGO Technic pieces off and on for several years. A mechanism which would add a first number into a second number would be crucial for the project.
I had successfully built several working devices that could add into a second number, but which had an undesired side-effect was the changing of the first number to zero. This is unsuitable for use in a Difference Engine, where numbers must always accumulate in a repeating cycle. He had solved the adder problem with a very clever rotor concept from Babbage's Difference Engine #1 that could passively read one digit and sum it into another digit. Because of the significant differences in parts and technology (plastic versus metal, etc), my Difference Engine shares very little with the Meccano Difference Engine other than the important concept of a rotor based adder.
A few days of work yielded a basic rotor which proved the point that a Difference Engine constructed from LEGO pieces was at least plausible.
I did a lot of experiments with detents and adder layout, at first thinking it would be large monolithic contraption. I finally decided to explore making the machine out of identical adder units working together.


Each unit would add the digit below into itself, also being able to output its own value to the unit above in a likewise fashion. Carry-in would be on the right side and carry-out would be to the left so that numbers could be read naturally left-to-right. The decision to build the engine out of interchangeable adder units was the single most important factor in the eventual success of the project.
The current version of the adder unit would be worked until a particular problem had been solved. The previous version of the adder unit would stand in for an interfacing unit to the left or right, above or below. Once all issues which could be resolved with this version of the adder were dealt with, the previous unit would be disassembled and rebuilt as a clean version of the current adder. What had been the current unit would now be the stand-in unit for debugging the newer unit, and so on in a cycle. This process repeated dozens of times, because as problems were found and resolved new ones became visible. The most difficult problems consistently proved to be a reliable, smooth power-train as well as the carry propagation. Less difficult was the rotor which went through six basic versions and the detent mechanism which went through only three.
Another ongoing issue was the design of a framework structure which would allow a completely modular design that could be broken down into adder units and reassembled in only a few minutes, while being strong enough to support the weight of the complete engine. Plastic gearing and axles are subject to large amounts of flex and gear lash, which can be a significant problem where any level of precision is required. A significant amount of gear lash can be eliminated by using fewest number of gears possible, remembering that larger gears will cover a greater distance with fewer parts. When practical, the gear train should be in a "high-gear" for most of its length, dividing to the desired ratio as close to the destination as possible. There is a fixed amount of "wiggle" between gears and at a high gear this error becomes a smaller percentage of the total movement. In the case of the adder gear-box dividing first and moving a long distance at a low gear ended up with about ten times the error of moving at a high gear and dividing late.
LEGO gears are optimized for horizontal layout lengthwise along beams with a limited number of efficient gear pairings diagonally or between beams. It can be difficult to ensure an axle in a convenient location rotates in the desired direction at the desired gear-ratio. Fine adjustments which rely on connection friction to preserve them are ineffective because LEGO parts are plastic and will slip with use. Yellow was chosen for the framework because it enhanced contrast of the mechanism and helped showcase internal details.
All digits are represented using a 40 tooth gear with each digit having a four tooth range. Accuracy is maintained with the use of a detent to ensure that each digit snaps into place during rotation. The ratchet tension for the detent is provided by a small shock absorber through a linkage. This was originally done using a rubber band, but the tension varied over time and between rubber bands. A shock absorber with a linkage provides a reproducible amount of tension and is now used for all detents across the entire design.
The Difference Engine is built from three mechanical columns; two adder columns and a carry column. The carry column is similar in structure to an adder column, being composed of a bottom unit, carry detent unit, full carry unit, and a top unit. The carry units are essentially adder units stripped to only support a carry-in function, allowing the carry column to be narrower than an adder column. Excepting the quick-connect pins, the only connections between adjacent columns is the meshing of the carry-out gear of a column on the right with the carry-in gear of a column on the left and a chain link drive. Each unit in a column rests securely on the unit below and is held in place with four quick-connect pins.
The pins are not load bearing while the machine is operating, but are strong enough to keep the units connected while the machine is lifted from above for transport.
Excepting the quick-connect pins, the only connection between stacked units is the coupling of the drive and digit axles through pin based couplers which easily lift apart. Basic units can be reassembled into columns, and then into a functional machine in about five minutes. Laying another row of adders across all columns would increase the order of difference from 2 to 3, although the machine timing would need to be adjusted. Specifically it reads the value represented by the digit-value-pin on the digit-value-axle and adds it into the digit above. The rotor continuously turns in a counter-clockwise direction and is normally running idle (not clutched) three cycles out of four.
During the addition cycle, once every fourth rotation, the engagement-arm will touch the rotor-reader engaging the rotor-clutch and connect the rotor through the rotor-clutch to the digit-output-axle transferring the rotation to the unit above. The rotor will turn the digit-output-axle until the rotor-reader encounters the digit-value-pin which will release the rotor-clutch restoring the rotor back into idle rotation. The digit-output-axle above will have rotated by an amount equal to the distance the rotor turned before encountering the digit-value-pin. The larger the digit, the further the rotor will turn before encountering the pin, the further the digit-output-axle will rotate before the rotor-clutch is released. The digit-output-axle will begin to turn starting the addition of "4" into the digit above.
When the rotor reaches the digit-value-pin at digit position "4" the rotor-clutch will disengage having turned the digit-output-axle through four digits of rotation.
This is complicated because the engagement-arm is trying to engage the rotor-clutch at the same time the digit-value-pin is trying to disengage the rotor-clutch. This will cause the digit-value-pin to get dragged erroneously turning the digit-value-gear from a "0" to a "1". This is resolved by having the engagement-arm spring loaded so it should "lose" the competition with the digit-value-pin by moving out of the way. In practice the digit-value-pin could still be dragged so during the time when a zero would be read, the digit-value-gear will be locked down by the digit-locking-arm so that it cannot be dragged. The digit-locking-arm swings into the "locked" position just before a zero would be read, holding the digit-value-gear firmly in place. It is critical the digit-value-gear not be locked when this digit is being added into by the digit below or when a carry into this digit may occur.


It should be noted that the digit-output-axle above the rotor is rotated 60 degrees counter clockwise from the digit-value-gear below the rotor. It is compensated for by the digit-coupler which connects the digit-output-axle of the lower stage to the digit-value-gear of the stage above. The digit-coupler both displays the current value of a single digit and connects the digit axles of two units vertically. The lower unit's digit-output-axle turns as the digit below is being read and this motion is transferred through the coupler to the digit above adding the two digits together.
The upper half of the digit coupler is a "Wheel 20 x 30 Technic" on the upper digit-value-axle, displaying the digits 0 through 9 printed around its circumference. The current value of the upper digit is represented by the forward facing digit displayed on this wheel. A "Technic Wedge Belt Wheel" attached to the lower units digit-output-axle forms the lower half of the coupler. The pins slide smoothly into the matching holes when the upper adder unit is lowered on to the lower unit. The single empty hole in the top wheel and matching pin in the lower wheel act as a "key" so the units can only be mated in the correct orientation. When the upper unit is detached and lifted away the pins on the upper wheel mated to the holes in the lower wheel smoothly slide apart. The alignment between the upper and lower axle of the rotor-clutch mechanism is 60 degrees counter-clockwise. To compensate the upper unit digit-value-axle must be 60 degree clockwise in relation to the lower axle digit-output-axle. Because all of the digits of two numbers are added in parallel, carries must be accounted for during a separate carry-fix-up-stage. After the two numbers are added, every digit with a flag set in the next lower column will be incremented.
Since a carry in one digit can trigger a carry in the next digit the carry handling is staggered from least significant digit to the most significant digit. The carry for the 1's column is handled then the 10's, 100's, and so on during the course of a single cycle.
This causes a small gear to brush by a detection gear in the next most significant digit incrementing the next digit by '1'. LEGO and the brick configuration are trademarks of the LEGO Group, which does not sponsor, authorize or endorse this Web site.
Central to creating a high-performance culture is the alignment of individual, team and organisational competencies to create a competitive advantage.
Have they bought into the culture, so they start to think in more creative and innovative ways and are better able to deal with challenges and change. Having employees on board is essential in this as a culture of performance and success helps build loyalty with employees and other stakeholders which in turn creates advocates to promote the company positively to others.
Ultimately, your organisation will be positioned for success with a vision that is meaningful and inspiring and also aligns with your employee’s personal aspirations. Creating a get rid of doorway is an easy thing to do and ought to not involve that several steps. The first phase is the framing of the doorway, this is the rough outline that will supply the main help of the door.
Metallic, wooden or cement board can be excellent appears for your doorway and typically match all types of get rid of patterns. If you want to go with a lap siding search, often occasions employed with cement board, then you might want to think about incorporating a plywood foundation just before installing the siding. The hinges should be powerful enough to help the excess weight of the door and must be spaced evenly together the opening.
Where there are no overlapping blocks between one layer and another, just use dirt blocks as 'joiners' and remove them later. By entering just a few values in boxes you can create your own custom wizard tower and then go on to build it in Minecraft using whatever materials you like.
Change top floor diameter to increase the width of the top floor of the tower and all floors below. Change this in conjunction with the step every value which controls after how many floors the tower steps out.
Also you can step through the layers on screen as you build and I prefer this method myself.
There are a few easy methods that you can do to make it a complete good deal easier on your self. This will make the doorway heavier and will demand the use heavier obligation hinges to help the weight. Plan in advance and think of these a few items when creating a drop door to steer clear of creating errors that could price you time and funds.
You can then print out a schematic or use Plotz's on-screen step facility to see how the sphere is built layer by layer.
This way I made sure I wasn't going to end up having to dig out any mountains or cliffs that might be in the way. This is what the doorway will search like, meaning what kind of search you are seeking to accomplish. This size took me a day to make (In Real Life) although I did mine all the materials myself.
Always enter (and exit) from the top in case there are any creepers about and light up the inside with torches to stop skeletons and zombies spawning inside at night. You will see the default wizard tower with a top floor diameter of 12 blocks and 3 floors just like below. Whether you are above or below ground, you can see some impressive results of the procedural generation.
Switch between Plotz and Minecraft while building using your OS hotkeys (alt+tab for windows). It would be really cool and would really help some unexperienced builders such as myself build some awesome stuff!



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