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twig: IF with multiple conditions
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If I recall correctly Twig doesn't support || and && operators, but requires or and and to be used respectively. I'd also use parentheses to denote the two statements more clearly although this isn't technically a requirement.
{%if ( fields | length > 0 ) or ...
Bash script to receive and repass quoted parameters
...echo $*
bash myecho.sh "$@"
Note the "$@" construct is not bash specific and should work with any POSIX shell (it does with dash at least). Note also that given the output you want, you don't need the extra level of quoting at all. I.E. just call the above script like:
./test.sh 1 2 "3 4"
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Map and Reduce in .NET
What scenarios would warrant the use of the " Map and Reduce " algorithm?
3 Answers
3
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Does git return specific return error codes?
...content): Merge conflict in test.txt
Automatic merge failed; fix conflicts and then commit the result.
$ echo $?
1
Git returns 0 when it merges correctly, as expected.
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How do I uninstall a package installed using npm link?
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The package can be uninstalled using the same uninstall or rm command that can be used for removing installed packages. The only thing to keep in mind is that the link needs to be uninstalled globally - the --global flag needs to be provided.
In order to uninstall the globally linked foo p...
See “real” commit date in github (hour/day)
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Hover your mouse over the 2 years ago and you'll get the timestamp.
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Responsive website zoomed out to full width on mobile
I am testing out Bootstrap responsiveness navbar and I have a demo website. When I resize the browser on a desktop, it all works fine including the nav bar which become collapsible menu with a small icon on the top which I can click to see more menu buttons.
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Index on multiple columns in Ruby on Rails
...:user_id, :article_id], you can perform a fast query on user_id or user_id AND article_id, but NOT on article_id.
Your migration add_index line should look something like this:
add_index :user_views, [:user_id, :article_id]
Question regarding 'unique' option
An easy way to do this in Rails ...
omp parallel vs. omp parallel for
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specifying a parallel construct containing one worksharing construct
and no other statements. Permitted clauses are the union of the clauses
allowed for the parallel and worksharing contructs.
Taken from http://www.openmp.org/mp-documents/OpenMP3.0-SummarySpec.pdf
The specs for OpenMP are...
Exception NoClassDefFoundError for CacheProvider
I'm kind of new in Spring and hibernate so I'm trying to implement some simple web application based on Spring 3 + hibernate 4
while I start tomcat I have this exception:
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