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How to tell if a file is git tracked (by shell exit code)?
...it status on the file. It will print an error if it's not tracked by git
PS$> git status foo.txt
error: pathspec 'foo.txt' did not match any file(s) known to git.
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What's an easy way to read random line from a file in Unix command line?
...nge it to more than 1. shuf can be used for other things too; I just piped ps aux and grep with it to randomly kill processes partially matching a name.
– sudo
Jan 18 '17 at 22:53
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Using a .php file to generate a MySQL dump
...ddition: '/usr/local/mysql/bin/mysqldump -u...'
– helpse
Jun 19 '13 at 4:21
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Note for Windows us...
How to open an elevated cmd using command line for Windows?
...his to elevate a prompt running as another user.
– T2PS
Sep 10 at 10:29
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Get selected element's outer HTML
...e way it works is that it takes each a tag, makes a clone of it in RAM, wraps with p tags, gets the parent of it (meaning the p tag), and then gets the innerHTML property of it.
EDIT: Took advice and changed div tags to p tags because it's less typing and works the same.
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How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
...o do a full purge and reinstall, first make sure PostgreSQL isn't running. ps -C postgres should show no results.
Now run:
apt-get --purge remove postgresql\*
to remove everything PostgreSQL from your system. Just purging the postgres package isn't enough since it's just an empty meta-package.
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How to create CSV Excel file C#? [closed]
... git-repository out of the topic-starter's code and all the additions:
https://github.com/jitbit/CsvExport
I also added a couple of useful fixes myself. Everyone could add suggestions, fork it to contribute etc. etc. etc. Send me your forks so I merge them back into the repo.
PS. I posted all cop...
pythonw.exe or python.exe?
...dout and sys.stderr are NOT available.
Caution: Unless you take extra steps, this has potentially unexpected side effects:
Unhandled exceptions cause the script to abort silently.
In Python 2.x, simply trying to use print() can cause that to happen (in 3.x, print() simply has no effect).
To prev...
Are nested try/except blocks in python a good programming practice?
...raise AttributeError("The object doesn't have such attribute") from None
PS. has_key() has been deprecated for a long time in Python 2. Use item in self.dict instead.
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Filter by process/PID in Wireshark
... say just add module to wireshark that listens for port opens/closes and maps PID to port. Sync that with main process and you've got a perfect port-to-process mapper. However, reading the bug from question comment, the module isn't as simple to create.
– Vesper
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