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How to display line numbers in 'less' (GNU)
...-LINE-NUMBERS
Causes a line number to be displayed at the beginning of each
line in the display.
You can also toggle line numbers without quitting less by typing -N.
It is possible to toggle any of less's command line options in this way.
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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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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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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 ...
.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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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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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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How to get last items of a list in Python?
...e last 9 numbers of a list and I'm sure there is a way to do it with slicing, but I can't seem to get it. I can get the first 9 like this:
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