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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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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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How do I iterate through each element in an n-dimensional matrix in MATLAB?
...te through every element in an n-dimensional matrix in MATLAB. The problem is, I don't know how to do this for an arbitrary number of dimensions. I know I can say
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Embedding ads on Android app?
...ave, but would like to embed ad on it. I am not sure where I should start? Is there a well known mobile ad company out there that is specialized in mobile advertising?
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Downloading a file from spring controllers
...ponse) {
try {
// get your file as InputStream
InputStream is = ...;
// copy it to response's OutputStream
org.apache.commons.io.IOUtils.copy(is, response.getOutputStream());
response.flushBuffer();
} catch (IOException ex) {
log.info("Error writing file t...
Is it a bad practice to catch Throwable?
Is it a bad practice to catch Throwable ?
14 Answers
14
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What's the best practice for primary keys in tables?
When designing tables, I've developed a habit of having one column that is unique and that I make the primary key. This is achieved in three ways depending on requirements:
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MySQL: Transactions vs Locking Tables
..., in and of themselves, will NOT ensure that your logic comes out in a consistent state.
Think of a banking system. When you pay a bill online, there's at least two accounts affected by the transaction: Your account, from which the money is taken. And the receiver's account, into which the money is...
Why can I initialize a List like an array in C#?
Today I was surprised to find that in C# I can do:
6 Answers
6
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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:
13 Answers
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