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What are the differences among grep, awk & sed? [duplicate]
...e completly different than grep.
awk and sed are text processors. Not only do they have the ability to find what you are looking for in text, they have the ability to remove, add and modify the text as well (and much more).
awk is mostly used for data extraction and reporting. sed is a stream edit...
Error on pod install
...here: http://blog.cocoapods.org/Repairing-Our-Broken-Specs-Repository/
or do:
pod repo remove master
pod setup
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How do I run a Python program?
...elp a few through exactly what you're asking!
Command-line Python in Windows:
Save your python code file somewhere, using "Save" or "Save as" in your editor. Lets call it 'first.py' in some folder, like "pyscripts" that you make on your Desktop.
Open a prompt (a Windows 'cmd' shell that is a ...
Repeat a task with a time delay?
...se the code was exactly what I was looking for. Trying to think what I can do to return the favour. At the very least youve won my respect. Kind Regards Aubrey Bourke.
– aubreybourke
Dec 16 '11 at 12:13
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How can you dynamically create variables via a while loop? [duplicate]
I want to create variables dynamically via a while loop in Python. Does anyone have any creative means of doing this?
8 Ans...
How to show first commit by 'git log'?
...-parents=0 HEAD
For the record, if --max-parents weren't available, this does also work:
git rev-list --parents HEAD | egrep "^[a-f0-9]{40}$"
If you have useful tags in place, then git name-rev might give you a quick overview of the history:
git rev-list --parents HEAD | egrep "^[a-f0-9]{40}$"...
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How to prevent favicon.ico requests?
I don't have a favicon.ico, but my browser always makes a request for it.
11 Answers
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Change a Git remote HEAD to point to something besides master
How do I set a Git remote's HEAD reference to point to something besides "master"?
11 Answers
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Is it pythonic to import inside functions?
... needs to import.
If I'm adding new code to an existing file I'll usually do the import where it's needed and then if the code stays I'll make things more permanent by moving the import line to the top of the file.
One other point, I prefer to get an ImportError exception before any code is run --...