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Xcode doesn't show the line that causes a crash
...Xcode, click on the breakpoint navigator (almost all the way to the right hand side of the top button bar. The icon looks like a fat right arrow).
At the bottom of the navigator, click the "+" button.
Click "Add Exception Breakpoint".
A new breakpoint will be created. It should be configured as ne...
Removing a list of characters in string
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If you're using python2 and your inputs are strings (not unicodes), the absolutely best method is str.translate:
>>> chars_to_remove = ['.', '!', '?']
>>> subj = 'A.B!C?'
>>> subj.translate(None, ''.join(chars_to_remove))...
How to echo with different colors in the Windows command line
I know that the color bf command sets the colors of the whole command line window but I wanted to to print one single line in a different color.
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What 'additional configuration' is necessary to reference a .NET 2.0 mixed mode assembly in a .NET 4
...p. I have double-checked the app.config that gets copied to my EXE folder and it still doesn't work. It comes up when using log4net. I can't find anything about this error re: log4net except for here: stackoverflow.com/questions/1866735/log4net-and-net-4-0, but it doesn't say much. Any ideas on ...
How to customize the background/border colors of a grouped table view cell?
I would like to customize both the background and the border color of a grouped-style UITableView.
11 Answers
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How to suppress scientific notation when printing float values?
... I guess by using a variable, give it the desired number of digits, and use it instead of the literal number e.g. f"{a:.{precision}f}"
– Aziz Alto
Nov 15 '19 at 19:39
a...
Bash tool to get nth line from a file
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head and pipe with tail will be slow for a huge file. I would suggest sed like this:
sed 'NUMq;d' file
Where NUM is the number of the line you want to print; so, for example, sed '10q;d' file to print the 10th line of file.
Ex...
Simple insecure two-way data “obfuscation”?
I'm looking for very simple obfuscation (like encrypt and decrypt but not necessarily secure) functionality for some data. It's not mission critical. I need something to keep honest people honest, but something a little stronger than ROT13 or Base64 .
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What do linkers do?
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To understand linkers, it helps to first understand what happens "under the hood" when you convert a source file (such as a C or C++ file) into an executable file (an executable file is a file that can be executed on your machine or so...
Capture characters from standard input without waiting for enter to be pressed
...y for me. But in C or C++, what is the best way to read a character from standard input without waiting for a newline (press enter).
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