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Python glob multiple filetypes
...y to use glob.glob in python to get a list of multiple file types such as .txt, .mdown, and .markdown? Right now I have something like this:
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Heroku push rejected, no Cedar-supported app detected
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I had a similar problem, but with Django (incorrectly named "requirements.txt"). I think to generalize the other answers here, when you get this error it's because Heroku is missing some key file that it uses to identify your app (and its type).
php: index.php
python: requirements.txt
ruby: Gemfi...
How to send data to local clipboard from a remote SSH session
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My favorite way is ssh [remote-machine] "cat log.txt" | xclip -selection c. This is most useful when you don't want to (or can't) ssh from remote to local.
Edit: on Cygwin ssh [remote-machine] "cat log.txt" > /dev/clipboard.
Edit: A helpful comment from nbren12:
It...
How to create a file in memory for user to download, but not through server?
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Just add download="txt.csv" attribute in order to have proper file name and extension and to tell your OS what to do with it.
– elshnkhll
Jan 15 '16 at 16:33
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Bash: If/Else statement in one line
...xplicitly check $?. Just do:
ps aux | grep some_proces[s] > /tmp/test.txt && echo 1 || echo 0
Note that this relies on echo not failing, which is certainly not guaranteed. A more reliable way to write this is:
if ps aux | grep some_proces[s] > /tmp/test.txt; then echo 1; else ec...
刘强东“一元年薪”背后的O2O棋局 - 资讯 - 清泛网 - 专注C/C++及内核技术
...金入股的方式配合上下游转型，目的是为了能够形成一个完整的消费链条。”他对新金融记者表示。
除此之外，京东还看中其在生鲜市场的份额。
刘强东曾表示，在生鲜的部分，永辉超市的量和连锁超市的量不相上下(生鲜上...
Turn a string into a valid filename?
...al (like ".."), for example, what you say would allow a filename named " . txt" which I think is not valid on Windows. As this is the most simple approach I'd try to remove whitespace from the valid_chars and prepend a known valid string in case of error, any other approach will have to know about w...
Revert the `--no-site-packages` option with virtualenv
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Try removing (or renaming) the file no-global-site-packages.txt in your Lib folder under your virtual environment.
Where venv is the name of your virtual environment, and python3.4 corresponds to whichever version of python involved, for example:
$ rm venv/lib/python3.4/no-global-si...
Linux command or script counting duplicated lines in a text file?
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Try this
cat myfile.txt| sort| uniq
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How can I format my grep output to show line numbers at the end of the line, and also the hit count?
... Only to be used if case matching is not necessary
$ grep -in null myfile.txt
2:example two null,
4:example four null,
Combine with awk to print out the line number after the match:
$ grep -in null myfile.txt | awk -F: '{print $2" - Line number : "$1}'
example two null, - Line number : 2
examp...