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How to use enums as flags in C++?
...t;(a) | static_cast<int>(b));
}
Etc. rest of the bit operators. Modify as needed if the enum range exceeds int range.
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Download and open PDF file using Ajax
...You don't necessarily need Ajax for this. Just an <a> link is enough if you set the content-disposition to attachment in the server side code. This way the parent page will just stay open, if that was your major concern (why would you unnecessarily have chosen Ajax for this otherwise?). Beside...
Making an array of integers in iOS
If you want to make an array of integers, can you use NSInteger? Do you have to use NSNumber? If so, then why?
7 Answers
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How to programmatically show next view in ViewPager?
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Unfortunately I do get different behavior, when the user swipes manually and when I jump using setCurrentItem. The order of calls is reversed. When I swipe, it first calls OnPageChangeListener#onPageSelected and then it calls setUserVisibleHint in t...
How do I get the file extension of a file in Java?
...n from Apache Commons IO
Here is an example of how to use it (you may specify either full path or just file name):
String ext1 = FilenameUtils.getExtension("/path/to/file/foo.txt"); // returns "txt"
String ext2 = FilenameUtils.getExtension("bar.exe"); // returns "exe"
Maven dependency:
<depe...
Is there an easy way to add a border to the top and bottom of an Android View?
...m>
</layer-list>
The down side to this is that you have to specify an opaque background colour, as transparencies won't work. (At least i thought they did but i was mistaken). In the above example you can see that the solid colour of the first shape #FFdddddd is copied in the 2nd shapes ...
How to replace multiple white spaces with one white space
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imo, avoiding regex if your comfortable with them is premature optimization
– Tim Hoolihan
Aug 14 '09 at 20:05
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WPF and initial focus
...this went because it could go on almost any control. In answer to this specific question, I think it would go on the window, but you can read the remarks on msdn.microsoft.com/en-us/library/… to understand how the control you attach this to matters.
– Joel McBeth
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Count the number of occurrences of a character in a string in Javascript
...g")) || []).length); //logs 4
jsfiddle
Use a regular expression literal if you know what you are searching for beforehand, if not you can use the RegExp constructor, and pass in the g flag as an argument.
match returns null with no results thus the || []
The original answer I made in 2009 is be...
Where can I find the TypeScript version installed in Visual Studio?
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If you only have TypeScript installed for Visual Studio then:
Start the Visual Studio Command Prompt
Type tsc -v and hit Enter
Visual Studio 2017 versions 15.3 and above bind the TypeScript version to individual project...