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Navigation bar show/hide
...hat can fit into a few lines of code, but this is one approach that might work for you.
To hide the navigation bar:
[[self navigationController] setNavigationBarHidden:YES animated:YES];
To show it:
[[self navigationController] setNavigationBarHidden:NO animated:YES];
Documentation for this method...
Should I use SVN or Git? [closed]
I am starting a new distributed project. Should I use SVN or Git, and why?
21 Answers
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How to set 'auto' for upper limit, but keep a fixed lower limit with matplotlib.pyplot
...p the lower limit of the y-axis to always be zero. I tried 'auto' and 'autorange', but those don't seem to work. Thank you in advance.
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Why use Abstract Base Classes in Python?
...d to the old ways of duck typing in Python, I fail to understand the need for ABC (abstract base classes). The help is good on how to use them.
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python setup.py uninstall
...f you don't know the list of all files, you can reinstall it with the --record option, and take a look at the list this produces.
To record a list of installed files, you can use:
python setup.py install --record files.txt
Once you want to uninstall you can use xargs to do the removal:
xargs rm...
grep a file, but show several surrounding lines?
I would like to grep for a string, but also show the preceding five lines and the following five lines as well as the matched line. How would I be able to do this?
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Copy files from one directory into an existing directory
...2/
The dot at the end tells it to copy the contents of the current directory, not the directory itself. This method also includes hidden files and folders.
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What is the correct format to use for Date/Time in an XML file
What format do I use for Date/Time when writing to an XML file using .NET? Do I simply use DateTime.ToString() , or do I have to use a specific format?
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Min/Max-value validators in asp.net mvc
...p.net mvc is really nice. I have been using the [Range(min, max)] validator this far for checking values, like e.g.:
4 A...
What does flushing the buffer mean?
...write of a byte is going to be very costly. So a common way to improve performance is to store the data that you are writing in a temporary buffer. Only when there is a lot of data is the buffer written to the file. By postponing the writes, and writing a large block in one go, performance is improv...