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Remove directory from remote repository after adding them to .gitignore
I committed and pushed some directory to github. After that, I altered the .gitignore file adding a directory that should be ignored. Everything works fine, but the (now ignored) directory stays on github.
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Calendar Recurring/Repeating Events - Best Storage Method
...at_start 1299132000
2 1 repeat_interval_1 432000
With repeat_start being a date with no time as a unix timestamp, and repeat_interval an amount in seconds between intervals (432000 is 5 days).
repeat_interval_1 goes with repeat_start of the ID 1. So if I have an event that...
gem install: Failed to build gem native extension (can't find header files)
... -y install gcc mysql-devel ruby-devel rubygems
gem install -y mysql -- --with-mysql-config=/usr/bin/mysql_config
For Debian, and other distributions using Debian style packaging the ruby development headers are installed by:
sudo apt-get install ruby-dev
For Ubuntu the ruby development header...
Dump a mysql database to a plaintext (CSV) backup from the command line
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If you can cope with table-at-a-time, and your data is not binary, use the -B option to the mysql command. With this option it'll generate TSV (tab separated) files which can import into Excel, etc, quite easily:
% echo 'SELECT * FROM table...
How can I generate a diff for a single file between two branches in github
...ill show the differences between two versions, which are actually tags in github. I then want to send this diff to someone via email so a github URL for the diff would be ideal. The github compare view will allow me to do this for all changed files, but that's no good as there are thousands of files...
List comprehension: Returning two (or more) items for each item
Is it possible to return 2 (or more) items for each item in a list comprehension?
6 Answers
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Programmatically creating Markdown tables in R with KnitR
I am just starting to learn about KnitR and the use of Markdown in generating R documents and reports. This looks to be perfect for a lot of the day to day reporting that I have to do with my job. However, one thing that I'm not seeing is an easy way to print data frames and tables using Markdown fo...
Multiple commands in gdb separated by some sort of delimiter ';'?
...t; end
And then just type:
(gdb) fn
You can put this in your ~/.gdbinit file as well so it is always available.
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How to detect if URL has changed after hash in JavaScript
How can I check if a URL has changed in JavaScript? For example, websites like GitHub, which use AJAX, will append page information after a # symbol to create a unique URL without reloading the page. What is the best way to detect if this URL changes?
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Make xargs handle filenames that contain spaces
...ails because the file "Lemon Tree.mp3" contains spaces and so xargs thinks it's two files. Can I make find + xargs work with filenames like this?
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