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What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
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Maybe It can be perfect example for Android,
For example:
void setWaitScreen(boolean set) {
findViewById(R.id.screen_main).setVisibility(
set ? View.GONE : View.VISIBLE);
findViewById(R.id.screen_wait).setVisibility(
set ? View.VISIBLE : View.GONE);
}
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Objective-C Split()?
... the whitespace from the string first: [string stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];
– theDuncs
Mar 11 '14 at 14:30
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TypeError: Cannot read property 'then' of undefined
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How to add many functions in ONE ng-click?
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“unmappable character for encoding” warning in Java
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If you're using Maven, set the <encoding> explicitly in the compiler plugin's configuration, e.g.
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<ar...
How to calculate a mod b in Python?
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How do I decode a base64 encoded string?
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How often should you use git-gc?
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You can do it without any interruption, with the new (Git 2.0 Q2 2014) setting gc.autodetach.
See commit 4c4ac4d and commit 9f673f9 (Nguyễn Thái Ngọc Duy, aka pclouds):
gc --auto takes time and can block the user temporarily (but not any less annoyingly).
Make it run in background on...
List files committed for a revision
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Using scanf() in C++ programs is faster than using cin?
...nds
scanf version: 6.4 seconds
Changing the compiler's optimization settings didn't seem to change the results much at all.
Thus: there really is a speed difference.
EDIT: User clyfish points out below that the speed difference is largely due to the iostream I/O functions maintaining sync...