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How to append something to an array?

...much this has changed in the past four years. (jsperf would be handy right now.) – Paul Draper May 26 '14 at 20:07 ...
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Builder Pattern in Effective Java

...ium; this.fat = b.fat; this.carbo = b.carbo; } } And now you can set the properties as follows: NutritionalFacts n = new NutritionalFacts.Builder().sodium(10).carbo(15). fat(5).build(); share ...
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Create an array with same element repeated multiple times

...always better to avoid growing arrays by appending when possible. If you know the final size, use it. – Tom Karzes Aug 8 '16 at 20:01 43 ...
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SHA1 vs md5 vs SHA256: which to use for a PHP login?

... second, you want to remove liability in case of security breach. I don't know of any lawsuits offhand, but leaking passwords makes your company look really bad. – James McMahon Feb 5 '14 at 13:50 ...
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Find an element in DOM based on an attribute value

...ate: In the past few years the landscape has changed drastically. You can now reliably use querySelector and querySelectorAll, see Wojtek's answer for how to do this. There's no need for a jQuery dependency now. If you're using jQuery, great...if you're not, you need not rely it on just for sel...
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How to allocate aligned memory only using the standard library?

...impossibly badly aligned pointer: 0x800001. Adding the 16 gives 0x800011. Now I want to round down to the 16-byte boundary — so I want to reset the last 4 bits to 0. 0x0F has the last 4 bits set to one; therefore, ~0x0F has all bits set to one except the last four. Anding that with 0x800011 giv...
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Error “gnu/stubs-32.h: No such file or directory” while compiling Nachos source code

...ibc - do pacman -S lib32-glibc. Are you using Ubuntu 12.04? There is a known problem that puts the files in a non standard location. You'll also need to do: export LIBRARY_PATH=/usr/lib/$(gcc -print-multiarch) export C_INCLUDE_PATH=/usr/include/$(gcc -print-multiarch) export CPLUS_INCLUDE_PATH=/...
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jQuery: Get selected element tag name

... As of jQuery 1.6 you should now call prop: $target.prop("tagName") See http://api.jquery.com/prop/ share | improve this answer | ...
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How to read a (static) file from inside a Python package?

...t cannot be a directory). For the example asked in the question, we must now: make the <your_package>/templates/ into a proper package, by creating an empty __init__.py file in it, so now we can use a simple (possibly relative) import statement (no more parsing package/module names), and s...
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How to detect iPhone 5 (widescreen devices)?

I've just upgraded to XCode 4.5 GM and found out that you can now apply the '4" Retina' size to your view controller in the storyboard. ...