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How does one generate a random number in Apple's Swift language?
...ealize the Swift book provided an implementation of a random number generator. Is the best practice to copy and paste this implementation in one's own program? Or is there a library that does this that we can use now?
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Templated check for the existence of a class member function?
Is it possible to write a template that changes behavior depending on if a certain member function is defined on a class?
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Can I export a variable to the environment from a bash script without sourcing it?
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Is there any way to access to the $VAR by just executing export.bash without sourcing it ?
Quick answer: No.
But there are several possible workarounds.
The most obvious one, which you've already mentioned, is to use source or . to execute the script in the context of the calling ...
What is the difference between `throw new Error` and `throw someObject`?
I want to write a common error handler which will catch custom errors thrown on purpose at any instance of the code.
9 Answ...
Loader lock error
... I'm with you @Kohan I have also opened an older project and got the error. I have disabled the exception but would like to understand what can be done to prevent this.
– Pimenta
Feb 14 '13 at 17:44
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Set size on background image with CSS?
...d to make the image bigger, you must edit the image itself in an image editor.
If you use the img tag, you can change the size, but that would not give you the desired result if you need the image to be background for some other content (and it will not repeat itself like you seems to want)...
CSS3 ...
How JavaScript closures are garbage collected
...e following Chrome bug , which has led to many serious and non-obvious memory leaks in my code:
6 Answers
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How can I start PostgreSQL server on Mac OS X?
I had forgotten to run the initdb command.
33 Answers
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How to get image height and width using java?
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From all I'm reading, this reads the entire image into memory. Which is extreme just to get width and height.
– Marc
May 17 '15 at 20:07
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how do i remove a comma off the end of a string?
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$string = rtrim($string, ',');
Docs for rtrim here
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