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How to escape a single quote inside awk
... @Steve: Thanks a lot for your very useful answer. You saved me a lot of headaches!
– John Slegers
Jun 11 '14 at 8:12
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RRSet of type CNAME with DNS name foo.com. is not permitted at apex in zone bar.com
...ike to direct traffic from bar.com to foo.com . I tried to set up a CNAME record for bar.com pointing to foo.com , but I got the error message:
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Getting command-line password input in Python
You know how in Linux when you try some Sudo stuff it tells you to enter the password and, as you type, nothing is shown in the terminal window (the password is not shown)?
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NSAttributedString add text alignment
How can I add text alignment attribute to an NSAttributedString to center the text?
8 Answers
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Find and replace in file and overwrite file doesn't work, it empties the file
...G_TO_REPLACE_IT/g index.html
Without the .bak the command will fail on some platforms, such as Mac OSX.
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Sort JavaScript object by key
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The other answers to this question are outdated, never matched implementation reality, and have officially become incorrect now that the ES6/ES2015 spec has been published.
See the section on property iteration order in Exploring ES6 by Axel Rauschmayer:
All methods that iterate over p...
What does the 'static' keyword do in a class?
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static members belong to the class instead of a specific instance.
It means that only one instance of a static field exists[1] even if you create a million instances of the class or you don't create any. It will be shared by all in...
Step-by-step debugging with IPython
... you're automatically dropped to ipdb. While you don't have the stepping immediately, you're in ipdb afterwards.
This makes debugging individual functions easy, as you can just load a file with %load and then run a function. You could force an error with an assert at the right position.
%pdb is a ...
WPF: How to display an image at its original size?
..."None" is enough.
It is also very important what DPI has the image set in metadata. It took me quite a while before figuring out that if the image's DPI is different from the monitor's DPI (usually 96), WPF will automatically resize the image, as it tries to be DPI-independent.
EDIT
The MSDN li...
jQuery: find element by text
Can anyone tell me if it's possible to find an element based on its content rather than by an id or class ?
7 Answers
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