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How can I exclude one word with grep?
... -v "unwanted_word" file will filter the lines that have the unwanted_word and grep XXXXXXXX will list only lines with pattern XXXXXXXX.
EDIT:
From your comment it looks like you want to list all lines without the unwanted_word. In that case all you need is:
grep -v 'unwanted_word' file
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Test if a class has an attribute?
I'm trying to do a little Test-First development, and I'm trying to verify that my classes are marked with an attribute:
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Why does Apple recommend to use dispatch_once for implementing the singleton pattern under ARC?
... be created. The entire idea of dispatch_once() is "perform something once and only once", which is precisely what we're doing.
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How can I push a local Git branch to a remote with a different name easily?
I've been wondering if there's an easy way to push and pull a local branch with a remote branch with a different name without always specifying both names.
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Getting the last revision number in SVN?
...P, Perl, or Python (preferably PHP), I need a way to query an SVN database and find out the last revision number sent to SVN. I don't need anything other than that. It needs to be non-intensive (so I do it every 5 minutes as a cron job; SVN's performance should not be affected).
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plot a circle with pyplot
...rcle with matplotlib.pyplot (please no pylab) taking as input center (x,y) and radius r. I tried some variants of this:
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HttpClient not supporting PostAsJsonAsync method C#
I am trying to call a web API from my web application. I am using .Net 4.5 and while writing the code I am getting the error HttpClient does not contain a definition PostAsJsonAsync method.
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Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?
... there you could send it to the server with Ajax for example, or encode it and put it into URLs which can then be passed through to the server-side.
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How do you remove the title text from the Android ActionBar?
I'm looking through the Holo.Light theme, and I can't seem to find the magic style to override to get rid of the title text that briefly shows up when my app first launches.
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ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'
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No, you should run mysql -u root -p in bash, not at the MySQL command-line.
If you are in mysql, you can exit by typing exit.
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