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Create PostgreSQL ROLE (user) if it doesn't exist
...stgres psql
psql (9.6.12)
Type "help" for help.
postgres=# \set ON_ERROR_STOP on
postgres=# \set VERBOSITY verbose
postgres=#
postgres=# DO $$
postgres$# BEGIN
postgres$# CREATE ROLE test;
postgres$# EXCEPTION WHEN duplicate_object THEN RAISE NOTICE '%, skipping', SQLERRM USING ERRCODE = SQLSTATE;...
Android studio add external project to build.gradle
...ame up with based on a response given here http://forums.gradle.org/gradle/topics/reference_external_project_as_dependancy
I have an api library project, a common library project and the main app project. Each is a stand-alone development project and the two libraries are meant to be shared betwee...
How to merge specific files from Git branches
...gin/master into HEAD - modify as appropriate. (You don't have to be in the top directory of your repository, but it helps.)
# Find the merge base SHA1 (the common ancestor) for the two commits:
git merge-base HEAD origin/master
# Get the contents of the files at each stage
git show <merge-base ...
Programmatically open new pages on Tabs
...me behavior. The only well-known targets are _blank, _self, _parent, and _top. htmlcodetutorial.com/linking/_A_TARGET.html
– Tom Lianza
Jan 14 '11 at 19:54
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Why can outer Java classes access inner class private members?
..., then access is permitted if and only if it occurs within the body of the top level class (§7.6) that encloses the declaration of the member or constructor.
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Disable time in bootstrap date time picker
...st version. Would have saved me a few minutes of confusion if this was the top answer.
– gl03
Mar 11 '15 at 14:14
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How do you find the disk size of a Postgres / PostgreSQL table and its indexes
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This returns sorted by name though, the top answer returns sorted by size descending
– Izkata
Sep 18 '18 at 19:37
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Placement of the asterisk in pointer declarations
...right-left rule", since the syntax doesn't make you look right-bottom-left-top, only right-left.
– Ruslan
Feb 3 '18 at 9:38
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Break when exception is thrown
...ane is too small, you will need to expand it. It's the circled icon on the top right of the screenshot in the accepted answer.
– Nateowami
Jul 12 '15 at 7:51
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How do I execute a Git command without being in the repository?
...rk-tree. The path must be processed to extract the subpath relative to the top of the work tree, and even in that case, git will not recognize it as a path if you do not use the -- option, so the only possible way is:
git --git-dir /home/repo/.git log -- subdir
Furthermore, --work-tree is not wor...