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Python string class like StringBuilder in C#?

...nced Interactive Python. In [1]: values = [str(num) for num in range(int(1e3))] In [2]: %%timeit ...: ''.join(values) ...: 100000 loops, best of 3: 7.37 µs per loop In [3]: %%timeit ...: result = '' ...: for value in values: ...: result += value ...: 10000 loops, best of ...
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Check if user is using IE

...check this answer that also works for IE 11: stackoverflow.com/a/21712356/114029 – Leniel Maccaferri Nov 16 '14 at 1:10 ...
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How do I bottom-align grid elements in bootstrap fluid layout

...r older versions though) that uses CSS/LESS only: http://jsfiddle.net/silb3r/0srp42pb/11/ You set the font-size to 0 on the row (otherwise you'll end up with a pesky space between columns), then remove the column floats, set display to inline-block, re-set their font-size, and then vertical-align ...
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How to namespace Twitter Bootstrap so styles don't conflict

...named .bootstrap-wrapper https://gist.github.com/onigetoc/20c4c3933cabd8672e3e I started with this tool: http://www.css-prefix.com/ And fix the rest with search and replace in PHPstorm. All fonts @font-face are hosted on maxcdn. First line example .bootstrap-wrapper {font-family:sans-serif;-ms-te...
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How to make a background 20% transparent on Android

...95% — F2 94% — F0 93% — ED 92% — EB 91% — E8 90% — E6 89% — E3 88% — E0 87% — DE 86% — DB 85% — D9 84% — D6 83% — D4 82% — D1 81% — CF 80% — CC 79% — C9 78% — C7 77% — C4 76% — C2 75% — BF 74% — BD 73% — BA 72% — B8 71% — B5 70% — B3 69% — B0 ...
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Python Flask, how to set content type

...tially @SimonSapin's accepted answer repackaged. – J0e3gan Jul 31 '15 at 17:35 @J0e3gan thanks. I have expanded my ans...
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How to detect if CMD is running as Administrator/has elevated privileges?

...anks! stackoverflow.com/questions/4051883/… – blak3r Jan 24 '12 at 22:48 16 ...
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Repeat each row of data.frame the number of times specified in a column

...anded See how much faster this solution is: df <- data.frame(var1=1:2e3, var2=1:2e3, freq=1:2e3) system.time(df.exp <- df[rep(row.names(df), df$freq), 1:2]) ## user system elapsed ## 4.57 0.00 4.56 dt <- data.table(df) system.time(dt.expanded <- dt[ ,list(freq=rep(1,freq...
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Cell spacing in UICollectionView

... see that some cells are overlay each other :( – pash3r Mar 5 '16 at 10:19 2 Great post. I did e...
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How can I round a number in JavaScript? .toFixed() returns a string?

...) / 1e2; someNumber === 42.01; // if you need 3 digits, replace 1e2 with 1e3 etc. // or just copypaste this function to your code: function toFixedNumber(num, digits, base){ var pow = Math.pow(base||10, digits); return Math.round(num*pow) / pow; } . Or if you want a “native-like” functi...