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Check for null in foreach loop

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Autolayout - intrinsic size of UIButton does not include title insets

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How big can a MySQL database get before performance starts to degrade

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What is the difference between Forking and Cloning on GitHub?

...of the relationship between the two repositories, so you can visualize the commits and pulls between the two projects (and other forks). You can still request that people pull from your cloned repository, even if you don't use fork -- but you'd have to deal with making it publicly available yoursel...
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Java maximum memory on Windows XP

...s in your JVM process and look at trying to rebase your DLL's in to a more compact address space. Not fun, but if you are desperate... Alternatively, you can just switch to 64-bit Windows and a 64-bit JVM. Despite what others have suggested, while it will chew up more RAM, you will have much more c...
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How to style icon color, size, and shadow of Font Awesome Icons

... thing to know is the CSS cascade; for example styles and stylesheets that come after others are applied instead unless their style rule selectors are less specific (as in specificity). So, my favorite practice is to atleast match specifity and put style after to override. – Jo...
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Can I add color to bootstrap icons only using CSS?

... see the I-Bar. Also, check out FF Chartwell, a really clever font: tktype.com/chartwell.php – Dai Sep 12 '12 at 0:01 4 ...
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What is the use case of noop [:] in bash?

...forever' done It's traditional to use : when the shell syntax requires a command but you have nothing to do. while keep_waiting; do : # busy-wait done The : builtin dates all the way back to the Thompson shell, it was present in Unix v6. : was a label indicator for the Thompson shell's goto s...
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Converting string to byte array in C#

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Why doesn't java.lang.Number implement Comparable? [duplicate]

Does anyone know why java.lang.Number does not implement Comparable ? This means that you cannot sort Number s with Collections.sort which seems to me a little strange. ...