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Getting Java version at runtime
I need to work around a Java bug in JDK 1.5 which was fixed in 1.6. I'm using the following condition:
12 Answers
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How can I upload files asynchronously?
...ry. Not only that, you can do file validations (name, size, and MIME type) or handle the progress event with the HTML5 progress tag (or a div). Recently I had to make a file uploader, but I didn't want to use Flash nor Iframes or plugins and after some research I came up with the solution.
The HTML...
SSO with CAS or OAuth?
I wonder if I should use the CAS protocol or OAuth + some authentication provider for single sign-on.
5 Answers
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Regex for splitting a string using space when not surrounded by single or double quotes
...plit the example string using all spaces that are not surrounded by single or double quotes. My last attempt looks like this: (?!") and isn't quite working. It's splitting on the space before the quote.
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What regex will match every character except comma ',' or semi-colon ';'?
... regex which will match every character except a certain defined character or set of characters?
4 Answers
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Match two strings in one line with grep
... tried the following but this matches lines that contain either string1 or string2 which not what I want.
21 Answers
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Why JSF calls getters multiple times
...uted everytime when the code calls ValueExpression#getValue().
This will normally be invoked one or two times per JSF request-response cycle, depending on whether the component is an input or output component (learn it here). However, this count can get up (much) higher when used in iterating JSF c...
Why do I get AttributeError: 'NoneType' object has no attribute 'something'?
I keep getting an error that says
10 Answers
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What do we mean by Byte array? [closed]
...ay is an array of bytes (tautology FTW!).
You could use a byte array to store a collection of binary data, for example, the contents of a file. The downside to this is that the entire file contents must be loaded into memory.
For large amounts of binary data, it would be better to use a streaming ...
Conditions for automatic generation of default/copy/move ctor and copy/move assignment operator?
I want to refresh my memory on the conditions under which a compiler typically auto generates a default constructor, copy constructor and assignment operator.
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