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How to check whether a file or directory exists?
I want to check the existence of file ./conf/app.ini in my Go code,
but I can't find a good way to do that.
5 Answers
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Git clone without .git directory
... when doing a clone, say don't clone the .git directory? If not, how about a flag to delete the .git directory after the clone?
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Command to change the default home directory of a user
I would like to know whether there is any simple shell command to change the user home directory in Linux/Unix (one similar to chsh which changes the default login shell of an existing valid user) without touching the /etc/passwd file. Thanks
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What is the meaning of “__attribute__((packed, aligned(4))) ”
It is C language.It is written that:
3 Answers
3
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What CSS selector can be used to select the first div within another div
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The MOST CORRECT answer to your question is...
#content > div:first-of-type { /* css */ }
This will apply the CSS to the first div that is a direct child of #content (which may or may not be the first child element of #content)
Another option:
#c...
Extract a substring from a string in Ruby using a regular expression
How can I extract a substring from within a string in Ruby?
5 Answers
5
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How to get value from form field in django framework?
How do I get values from form fields in the django framework? I want to do this in views, not in templates...
5 Answers
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How to stop Eclipse formatter from placing all enums on one line
I have enums like:
6 Answers
6
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What would be a good docker webdev workflow?
I have a hunch that docker could greatly improve my webdev workflow - but I haven't quite managed to wrap my head around how to approach a project adding docker to the stack.
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How to manually install an artifact in Maven 2?
I've encountered some errors when I tried to install an artifact manually with Maven 2. I wanted to install a jar from a local directory with the command
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