大约有 45,000 项符合查询结果（耗时：0.0592秒） [XML]
Why extend the Android Application class?
...fhand, I can't think of a real scenario in which extending Application is either preferable to another approach or necessary to accomplish something. If you have an expensive, frequently used object you can initialize it in an IntentService when you detect that the object isn't currently present. Ap...
Swapping column values in MySQL
I have a MySQL table with coordinates, the column names are X and Y. Now I want to swap the column values in this table, so that X becomes Y and Y becomes X. The most apparent solution would be renaming the columns, but I don't want to make structure changes since I don't necessarily have permission...
How do I put an already-running process under nohup?
...ve a process that is already running for a long time and don't want to end it.
11 Answers
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Enable access control on simple HTTP server
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Unfortunately, the simple HTTP server is really that simple that it does not allow any customization, especially not for the headers it sends. You can however create a simple HTTP server yourself, using most of SimpleHTTPRequestHandler, and just add that desired header.
For that, simply c...
How can I parse a time string containing milliseconds in it with python?
I am able to parse strings containing date/time with time.strptime
7 Answers
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Best way to check if a URL is valid
...f string stored in $myoutput variable contains a valid link syntax or is it just a normal text. The function or solution, that I'm looking for, should recognize all links formats including the ones with GET parameters.
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Get user profile picture by Id
...follow
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edited Feb 19 '15 at 6:01
coderama
13.4k3838 gold badges143143 silver badges276276 bronze badges
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How to get relative path from absolute path
...pps that displays the file path loaded by the user through OpenFileDialog. It's taking up too much space to display the whole path, but I don't want to display only the filename as it might be ambiguous. So I would prefer to show the file path relative to the assembly/exe directory.
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Where is the list of predefined Maven properties
...project.build.sourceDirectory ). I once saw the list but I just can't find it again.
6 Answers
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Why Would I Ever Need to Use C# Nested Classes [duplicate]
...asses in C#. I understand that a nested class is a class that is defined within another class, what I don't get is why I would ever need to do this.
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