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boolean in an if statement
... will type coerce two things to be the same type and unless you understand all those rules and can anticipate everything that the JS interpreter might do when given two different types (which most JS developers cannot), you probably want to avoid == entirely.
As an example of how confusing it can b...
When should I use Write-Error vs. Throw? Terminating vs. non-terminating errors
...be used if you want to inform the user of a non-critical error. By default all it does is print an error message in red text on the console. It does not stop a pipeline or a loop from continuing. Throw on the other hand produces what is called a terminating error. If you use throw, the pipeline and/...
ReactJS - Does render get called any time “setState” is called?
Does React re-render all components and sub components every time setState() is called?
7 Answers
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Using parameters in batch files at Windows command line
...s the executable (batch file) name as specified in the command line.
%* is all parameters specified in the command line -- this is very useful if you want to forward the parameters to another program.
There are also lots of important techniques to be aware of in addition to simply how to access th...
What is an SSTable?
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Is it generally immutable?
– Dean J
Jul 1 '15 at 21:40
1
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Decimal number regular expression, where digit after decimal is optional
...r);
\d* - 0 or more digits (the decimal part);
$ - End of the line.
This allows for .5 decimal rather than requiring the leading zero, such as 0.5
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Add directives from directive in AngularJS
...(a high number):
When the DOM is ready, angular walks the DOM to identify all registered directives and compile the directives one by one based on priority if these directives are on the same element. We set our custom directive's priority to a high number to ensure that it will be compiled first a...
iPhone Safari Web App opens links in new window
...after adding icon to Home Screen. If the web is launched from Home Screen, all links will open in new window in Safari (and lose full screen functionality). How can I prevent it? I couldn't find any help, only the same unanswered question.
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How to prevent custom views from losing state across screen orientation changes
...ublic Parcelable onSaveInstanceState() {
//begin boilerplate code that allows parent classes to save state
Parcelable superState = super.onSaveInstanceState();
SavedState ss = new SavedState(superState);
//end
ss.stateToSave = this.stateToSave;
return ss;
}
@Override
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Libraries do not get added to APK anymore after upgrade to ADT 22
...d wrong to have every Developer [that uses Eclipse and Libraries] go in to all of their library projects and mark "Android Private Libraries" as Exported? This makes me think that we have all mistaken the intention of Google adding this new "feature" in the first place. Maybe we aren't supposed to m...