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Zero-pad digits in string

I need to cast single figures (1 to 9) to (01 to 09). I can think of a way but its big and ugly and cumbersome. I'm sure there must be some concise way. Any Suggestions ...
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How to Rotate a UIImage 90 degrees?

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Why are elementwise additions much faster in separate loops than in a combined loop?

Suppose a1 , b1 , c1 , and d1 point to heap memory and my numerical code has the following core loop. 10 Answers ...
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How to show all shared libraries used by executables in Linux?

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Suppress warning CS1998: This async method lacks 'await'

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How to automatically generate N “distinct” colors?

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Convert NaN to 0 in javascript

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Use HTML5 to resize an image before upload

... 162 Here is what I ended up doing and it worked great. First I moved the file input outside of th...
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Compare version numbers without using split function

...ring: static class Program { static void Main() { string v1 = "1.23.56.1487"; string v2 = "1.24.55.487"; var version1 = new Version(v1); var version2 = new Version(v2); var result = version1.CompareTo(version2); if (result > 0) ...
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How to reorder data.table columns (without copying)

... 185 Use setcolorder(): library(data.table) x <- data.table(a = 1:3, b = 3:1, c = runif(3)) x #...