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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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How can I list all the deleted files in a Git repository?
I know Git stores information of when files get deleted and I am able to check individual commits to see which files have been removed, but is there a command that would generate a list of every deleted file across a repository's lifespan?
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How do I make a UITableViewCell appear disabled?
I know about UITableview: How to Disable Selection for Some Rows but Not Others and cell.selectionStyle = UITableViewCellSelectionStyleNone , but how do I make a cell (or any UIView for that matter) appear disabled (grayed-out) like below?
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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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How to execute mongo commands through shell scripts?
...the --eval flag, if it is just a single command.
mongo --eval "printjson(db.serverStatus())"
Please note: if you are using Mongo operators, starting with a $ sign, you'll want to surround the eval argument in single quotes to keep the shell from evaluating the operator as an environment variable:...
Copying files from Docker container to host
I'm thinking of using Docker to build my dependencies on a Continuous Integration (CI) server, so that I don't have to install all the runtimes and libraries on the agents themselves.
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How do I remove all non alphanumeric characters from a string except dash?
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AmarghoshAmarghosh
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How do I loop through a list by twos? [duplicate]
... range(0,10,2):
print(i)
Note: Use xrange in Python 2 instead of range because it is more efficient as it generates an iterable object, and not the whole list.
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Why does a base64 encoded string have an = sign at the end
I know what base64 encoding is and how to calculate base64 encoding in C#, however I have seen several times that when I convert a string into base64, there is an = at the end.
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