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How to move the cursor word by word in the OS X Terminal
I know the combination Ctrl + A to jump to the beginning of the current command, and Ctrl + E to jump to the end.
17 A...
Label under image in UIButton
...neath the icon (sorta like the app buttons) however it seems to be quite difficult to achieve. Any ideas how can I go about get the text to display below the image with a UIButton ?
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Format numbers to strings in Python
I need to find out how to format numbers as strings. My code is here:
8 Answers
8
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Difference between fold and reduce?
Trying to learn F# but got confused when trying to distinguish between fold and reduce . Fold seems to do the same thing but takes an extra parameter. Is there a legitimate reason for these two functions to exist or they are there to accommodate people with different backgrounds? (E.g.: String ...
grep exclude multiple strings
I am trying to see a log file using tail -f and want to exclude all lines containing the following strings:
7 Answers
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Automate ssh-keygen -t rsa so it does not ask for a passphrase
... -t rsa with out a password i.e. enter at the prompt.
How can I do that from a shell script?
7 Answers
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In Python how should I test if a variable is None, True or False
I have a function that can return one of three things:
6 Answers
6
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How to get error message when ifstream open fails
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Every system call that fails update the errno value.
Thus, you can have more information about what happens when a ifstream open fails by using something like :
cerr << "Error: " << strerror(errno);
However, since every system cal...
Get last field using awk substr
I am trying to use awk to get the name of a file given the absolute path to the file.
For example, when given the input path /home/parent/child/filename I would like to get filename
I have tried:
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How do I prevent 'git diff' from using a pager?
Is there a command line switch to pass to git diff and other commands that use the less pager by default?
17 Answers
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