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How do I check if a number is positive or negative in C#?
How do I check if a number is positive or negative in C#?
17 Answers
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What is Cache-Control: private?
When I visit chesseng.herokuapp.com I get a response header that looks like
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How to ensure a form field is submitted when it is disabled?
... mark as "readonly", as in the user cannot modify the value, but the value is still submitted with the form. Using the disabled attribute prevents the user from changing the value, but does not submit the value with the form.
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:active pseudo-class doesn't work in mobile safari
...lt;a> tag doesn't trigger when you tap on the element. How can I get this to trigger? Example code:
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Remove all child elements of a DOM node in JavaScript
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Option 1 A: Clearing innerHTML.
This approach is simple, but might not be suitable for high-performance applications because it invokes the browser's HTML parser (though browsers may optimize for the case where the value is an empty string).
doFoo.oncli...
Best approach for GPGPU/CUDA/OpenCL in Java?
General-purpose computing on graphics processing units ( GPGPU ) is a very attractive concept to harness the power of the GPU for any kind of computing.
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iOS: Modal ViewController with transparent background
... present a view controller modally, with a transparent background. My goal is to let both the presenting and presented view controllers's view to be displayed at the same time. The problem is, when the presenting animation finishes, the presenting view controller's view disappears.
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How to secure database passwords in PHP?
...lly needs to pass a login and password. If I'm using a single, minimum-permission login for my application, then the PHP needs to know that login and password somewhere. What is the best way to secure that password? It seems like just writing it in the PHP code isn't a good idea.
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Python __call__ special method practical example
I know that __call__ method in a class is triggered when the instance of a class is called. However, I have no idea when I can use this special method, because one can simply create a new method and perform the same operation done in __call__ method and instead of calling the instance, you can c...
Scala: write string to file in one statement
For reading files in Scala, there is
14 Answers
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