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How to drop multiple columns in postgresql

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Upload artifacts to Nexus, without Maven

... Have you considering using the Maven command-line to upload files? mvn deploy:deploy-file \ -Durl=$REPO_URL \ -DrepositoryId=$REPO_ID \ -DgroupId=org.myorg \ -DartifactId=myproj \ -Dversion=1.2.3 \ -Dpackaging=zip \ -Dfile=myproj.zi...
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How do I delete/remove a shell function?

... Note that this applies to POSIX compliant shells, not just Bash. – Franklin Yu Jan 18 at 7:08 add a comment  |  ...
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Difference between Control Template and DataTemplate in WPF

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How to tell if browser/tab is active [duplicate]

... clearInterval(interval_id); interval_id = 0; }); To Answer the Commented Issue of "Double Fire" and stay within jQuery ease of use: $(window).on("blur focus", function(e) { var prevType = $(this).data("prevType"); if (prevType != e.type) { // reduce double fire issues ...
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How to break out of a loop in Bash?

... ... if [ "$done" -ne 0 ]; then break fi done : is the no-op command; its exit status is always 0, so the loop runs until done is given a non-zero value. There are many ways you could set and test the value of done in order to exit the loop; the one I show above should work in any P...
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Best practice for storing and protecting private API keys in applications [closed]

... As it is, your compiled application contains the key strings, but also the constant names APP_KEY and APP_SECRET. Extracting keys from such self-documenting code is trivial, for instance with the standard Android tool dx. You can apply ProG...
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How do you plot bar charts in gnuplot?

... boxes lc rgb variable Note: you will have to add a couple other basic commands to get the same effect as the sample images. share | improve this answer | follow ...
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What is the difference between git clone and checkout?

... The man page for checkout: http://git-scm.com/docs/git-checkout The man page for clone: http://git-scm.com/docs/git-clone To sum it up, clone is for fetching repositories you don't have, checkout is for switching between branches in a repository you already have. ...
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The bare minimum needed to write a MSMQ sample application

...r all processing, delete all the messages messageQueue.Purge(); For more complex scenario, you could use Message objects to send the message, wrap your own class object inside it, and mark your class as serializable. Also be sure that MSMQ is installed on your system ...