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Getting the parent of a directory in Bash
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answered Dec 8 '11 at 4:19
Michael HoffmanMichael Hoffman
25.5k66 gold badges5050 silver badges7979 bronze badges
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How to convert hex to rgb using Java?
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xhhxhh
3,74222 gold badges1818 silver badges1717 bronze badges
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Command line CSV viewer? [closed]
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452
You can also use this:
column -s, -t < somefile.csv | less -#2 -N -S
column is a standar...
How to trim a file extension from a String in JavaScript?
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If you know the length of the extension, you can use x.slice(0, -4) (where 4 is the three characters of the extension and the dot).
If you don't know the length @John Hartsock regex would be the right approach.
If you'd rather not use regular expressions, you can try this (less performan...
How can a Java variable be different from itself?
...t equality testing is performed in accordance with the rules of the IEEE 754 standard:
If either operand is NaN, then the result of == is false but the result of != is true.
Indeed, the test x!=x is true if and only if the value of x is NaN.
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Get all unique values in a JavaScript array (remove duplicates)
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
...ndard Hex colors in the form of strings. For example: "#AA6622" or "#bb551144".
Auto-detects and accepts standard RGB colors in the form of strings. For example: "rgb(123,45,76)" or "rgba(45,15,74,0.45)".
Shades colors to white or black by percentage.
Blends colors together by percentage.
Does Hex2R...
How to compare versions in Ruby?
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Gem::Version.new('0.4.1') > Gem::Version.new('0.10.1')
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Pick a random element from an array
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Swift 4.2 and above
The new recommended approach is a built-in method on the Collection protocol: randomElement(). It returns an optional to avoid the empty case I assumed against previously.
let array = ["Frodo", "Sam", "Wise", ...
How to round up a number in Javascript?
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answered Mar 4 '11 at 7:56
Andrew MarshallAndrew Marshall
87.3k1818 gold badges202202 silver badges204204 bronze badges
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