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How can I check in a Bash script if my local Git repository has changes?
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What you're doing will almost work: you should quote $CHANGED in case it's empty, and -z tests for empty, which means no changes. What you meant was:
if [ -n "$CHANGED" ]; then
VN="$VN-mod"
fi
A quote from Git's GIT-VERSION-GEN:
git update-index -q --refresh
test -z "$(git diff-index --...
Do I need to manually close an ifstream?
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NO
This is what RAII is for, let the destructor do its job. There is no harm in closing it manually, but it's not the C++ way, it's programming in C with classes.
If you want to close the file before the end of a function you can always use a nested scope.
In the standard (2...
How to delete a workspace in Perforce (using p4v)?
...force and have created a few workspaces as exercises for getting familiar with it. Now I would like to delete some of the workspaces. I just want to get rid of the workspaces so that they do not appear on the drop-down in the workspaces view ( do not want to do anything with actual depot files).
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What's the most concise way to read query parameters in AngularJS?
...e values of URL query parameters using AngularJS. I'm accessing the HTML with the following URL:
10 Answers
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What are the dark corners of Vim your mom never told you about? [closed]
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Might not be one that 99% of Vim users don't know about, but it's something I use daily and that any Linux+Vim poweruser must know.
Basic command, yet extremely useful.
:w !sudo tee %
I often forget to sudo before editing a file I don't have write permissions on. When I come to sa...
How can I use an http proxy with node.js http.Client?
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Tim Macfarlane's answer was close with regards to using a HTTP proxy.
Using a HTTP proxy (for non secure requests) is very simple. You connect to the proxy and make the request normally except that the path part includes the full url and the host header is se...
@Basic(optional = false) vs @Column(nullable = false) in JPA
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Gordon Yorke (EclipseLink Architecture Committee Member, TopLink Core Technical Lead, JPA 2.0 Expert Group Member) wrote a good answer on this topic so instead of paraphrasing him, I'll quote his answer:
The difference between optional and
nullable ...
How do I check out a remote Git branch?
Somebody pushed a branch called test with git push origin test to a shared repository. I can see the branch with git branch -r .
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Android: TextView: Remove spacing and padding on top and bottom
When I have a TextView with a \n in the text,, on the right I have two singleLine TextView s, one below the other with no spacing in between. I have set the following for all three TextView s.
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how to change namespace of entire project?
...l+Shift+H) will just about do the trick; simply replace namespace DemoApp with namespace MyApp. After that, build the solution and look for compile errors for unknown identifiers. Anything that fully qualified DemoApp will need to be changed to MyApp.
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