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What is “lifting” in Scala?
Sometimes when I read articles in the Scala ecosystem I read the term "lifting" / "lifted". Unfortunately, it is not explained what that exactly means. I did some research, and it seems that lifting has something to do with functional values or something like that, but I was not able to find a text ...
Rails: confused about syntax for passing locals to partials
Understanding Rails "magic" with regards to rendering partials (and passing locals into them).
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what's data-reactid attribute in html?
While I was going through the HTML of some pages, I noticed that some of them use this attribute "data-reactid" like :
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test a file upload using rspec - rails
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How to start two threads at “exactly” the same time
The threads should start at same split second. I understand, if you do thread1.start() , it will take some milliseconds before the next execution of thread2.start() .
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What's the best way to join on the same table twice?
This is a little complicated, but I have 2 tables. Let's say the structure is something like this:
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postgres: upgrade a user to be a superuser?
In postgres, how do I change an existing user to be a superuser? I don't want to delete the existing user, for various reasons.
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Is it possible to use raw SQL within a Spring Repository
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git ahead/behind info between master and branch?
I have created a branch for testing in my local repo ( test-branch ) which I pushed to Github .
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Gradle to execute Java class (without modifying build.gradle)
There is simple Eclipse plugin to run Gradle, that just uses command line way to launch gradle.
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