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Coding Practices which enable the compiler/optimizer to make a faster program
...amp; and % is pretty much always optimized, along with most other cheap-as-free arithmetic tricks. What doesn't get optimized is the case of the right-hand operand being a variable that just happens always to be a power of two.
– Potatoswatter
Jan 15 '10 at 20:...
App Launcher 应用启动器扩展：用于启动其他应用程序的强大工具，支持独立...
...《服务协议》 关注公众号，精彩不错过！ #free_v { border:none; position:fixed; top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
How do I select a merge strategy for a git rebase?
...o Silva (MestreLion) <linux@rodrigosilva.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any l...
Is Java “pass-by-reference” or “pass-by-value”?
.... Oh well, even better is pass-by-copy-of-the-variable-value! ;)
Now feel free to hate me but note that given this there is no difference between passing primitive data types and Objects when talking about method arguments.
You always pass a copy of the bits of the value of the reference!
If it'...
Do you need to dispose of objects and set them to null?
...will remain live until the end of a scope if it isn't used. The runtime is free to analyze the code that it has and determine what there are no further usages of a variable beyond a certain point, and therefore not keep that variable live beyond that point (ie not treat it as a root for the purposes...
Same Navigation Drawer in different Activities
...navigation drawer with multiple activities, if you have any questions feel free to ask.
Edit 2:
As said by @GregDan your BaseActivity can also override setContentView() and call onCreateDrawer there:
@Override
public void setContentView(@LayoutRes int layoutResID)
{
super.setContentView(...
How does LMAX's disruptor pattern work?
...tuall operation used is producerCallId & (bufferSize - 1)). It is then free to modify the event in that slot.
(The actual algorithm is a bit more complicated, involving caching recent consumerId in a separate atomic reference, for optimisation purposes.)
When the event was modified, the change...
How is Perl's @INC constructed? (aka What are all the ways of affecting where Perl modules are searc
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P.S. Anyone, please feel free to edit the answer to include a second architecture-specific directory inclusion via -I/use lib. I planned to do so myself at a later time but need to get offline for now.
– DVK
Mar...
What are the best PHP input sanitizing functions?
...being an integer or float makes sanitization fast and painless.
What about free-form text fields and textareas? You need to make sure that there's nothing unexpected in those fields. Mainly, you need to make sure that fields that should not have any HTML content do not actually contain HTML. Ther...
Is 'switch' faster than 'if'?
... bit fields and char scenarios are inherently valid/bounded & overhead free.
– Tony Delroy
Jul 25 '14 at 6:00
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