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How to calculate the SVG Path for an arc (of a circle)
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Expanding on @wdebeaum's great answer, here's a method for generating an arced path:
function polarToCartesian(centerX, centerY, radius, angleInDegrees) {
var angleInRadians = (angleInDegrees-90) * Math.PI / 180.0;
return {
x: centerX + (radius * Math.cos(ang...
Why can I use auto on a private type?
I was somehow surprised that the following code compiles and runs (vc2012 & gcc4.7.2)
4 Answers
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What is the best way to get all the divisors of a number?
...The reduce and lambda notation were the parts that were actually confusing me. I tried implementing an algorithm to do this in C# using a recursive function to walk array of factors and multiply them all together, but it seems to have horrible performance on numbers like 1024 that have many factors
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Difference between \A \z and ^ $ in Ruby regular expressions
In the documentation I read:
4 Answers
4
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PHP json_encode encoding numbers as strings
...sion of PHP...
This test has been made with PHP 5.2.6 ; I'm getting the same thing with PHP 5.2.9 and 5.3.0 ; I don't have another 5.2.x version to test with, though :-(
Which version of PHP are you using ? Or is your test-case more complex than the example you posted ?
Maybe one bug report on ht...
How to trim whitespace from a Bash variable?
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Let's define a variable containing leading, trailing, and intermediate whitespace:
FOO=' test test test '
echo -e "FOO='${FOO}'"
# > FOO=' test test test '
echo -e "length(FOO)==${#FOO}"
# > length(FOO)==16
How to remove all whitespace (denoted by [:space:] in tr):
FOO=' test...
How to Use slideDown (or show) function on a table row?
...n function seems to be adding a display:block style to the table row which messes up the layout.
21 Answers
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Xcode 4 and Core Data: How to enable SQL Debugging
...and I'd like to see the raw SQL in the logs when I'm debugging. There is some info in this blog post about how to enable raw SQL logging for iOS Core Data development. The given example is for Xcode 3 and it's just not clear to me how to enable this in Xcode 4.
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How can I get the full object in Node.js's console.log(), rather than '[Object]'?
...t node v0.10.33 console.log() implicitly applies util.inspect() to its arguments, assuming the 1st one is not a format string. If you're happy with util.inspect()'s default options, simply console.log(myObject) will do - no need to require util; console.dir() does the same, but accepts only ` object...
Get Slightly Lighter and Darker Color from UIColor
...or];
EDIT: as @Anchu Chimala pointed out, for maximum flexibility, these methods should be implemented as an UIColor category. Also, from @Riley's idea, it may be a better idea to make the color proprtionally darker or lighter instead of adding or subtracting constant values. As @jrturton pointed ...