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How does the vim “write with sudo” trick work?
Many of you have probably seen the command that allows you to write on a file that needs root permission, even when you forgot to open vim with sudo:
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In Bash, how do I add a string after each line in a file?
How do I add a string after each line in a file using bash? Can it be done using the sed command, if so how?
6 Answers
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How/When does Execute Shell mark a build as failure in Jenkins?
The horror stories I found while searching for an answer for this one...
6 Answers
6
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When should I mock?
I have a basic understanding of mock and fake objects, but I'm not sure I have a feeling about when/where to use mocking - especially as it would apply to this scenario here .
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Why does comparing strings using either '==' or 'is' sometimes produce a different result?
I've got a Python program where two variables are set to the value 'public' . In a conditional expression I have the comparison var1 is var2 which fails, but if I change it to var1 == var2 it returns True .
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MySQL offset infinite rows
I would like to construct a query that displays all the results in a table, but is offset by 5 from the start of the table. As far as I can tell, MySQL's LIMIT requires a limit as well as an offset. Is there any way to do this?
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Recommended website resolution (width and height)? [closed]
Is there any standard on common website resolution?
23 Answers
23
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Spring @Autowired usage
What are the pros and cons of using @Autowired in a class that will be wired up by Spring?
9 Answers
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Printing leading 0's in C?
I'm trying to find a good way to print leading 0's, such as 01001 for a zipcode. While the number would be stored as 1001, what is a good way to do it?
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How can I implement a tree in Python?
I am trying to construct a General tree.
17 Answers
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