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PreparedStatement IN clause alternatives?
What are the best workarounds for using a SQL IN clause with instances of java.sql.PreparedStatement , which is not supported for multiple values due to SQL injection attack security issues: One ? placeholder represents one value, rather than a list of values.
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.NET String.Format() to add commas in thousands place for a number
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String.Format("{0:n}", 1234); // Output: 1,234.00
String.Format("{0:n0}", 9876); // No digits after the decimal point. Output: 9,876
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Event system in Python
... Python do you use? I'm already aware of pydispatcher , but I was wondering what else can be found, or is commonly used?
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Filter by process/PID in Wireshark
...to filter/follow a TCP / SSL stream based on a particular process ID using Wireshark ?
11 Answers
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Generating random integer from a range
I need a function which would generate a random integer in given range (including border values). I don't unreasonable quality/randomness requirements, I have four requirements:
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How to extract one column of a csv file
...v file, is there a quick bash way to print out the contents of only any single column? It is safe to assume that each row has the same number of columns, but each column's content would have different length.
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I want to remove double quotes from a String
I want to remove the "" around a String.
15 Answers
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Daemon Threads Explanation
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Some threads do background tasks, like sending keepalive packets, or performing periodic garbage collection, or whatever. These are only useful when the main program is running, and it's okay to kill them off once the other, non-daemon, threads ...
What does functools.wraps do?
...stion , someone said that they weren't sure what functools.wraps was doing. So, I'm asking this question so that there will be a record of it on StackOverflow for future reference: what does functools.wraps do, exactly?
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CSS: 100% width or height while keeping aspect ratio?
Currently, with STYLE, I can use width: 100% and auto on the height (or vice versa), but I still can't constrain the image into a specific position, either being too wide or too tall, respectively.
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