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How to swap keys and values in a hash
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so that becomes each_with_object({}){ |i,o|k,v = *i; o[v] ||=[]; o[v] << k} ... nice
– Nigel Thorne
Jun 12 '12 at 3:50
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How to add a WiX custom action that happens only on uninstall (via MSI)?
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Common conditions: alekdavis.blogspot.ru/2013/05/…
– KindDragon
Aug 11 '14 at 19:14
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Creating email templates with Django
...t EmailMultiAlternatives
subject, from_email, to = 'hello', 'from@example.com', 'to@example.com'
text_content = 'This is an important message.'
html_content = '<p>This is an <strong>important</strong> message.</p>'
msg = EmailMultiAlternatives(subject, text_content, from_ema...
Why am I getting 'Assembly '*.dll' must be strong signed in order to be marked as a prerequisite.'?
I'm trying to compile my excel addin using C# 4.0, and started to get this problem when building my project in Visual Studio. It's important to tell you that I haven't had this problem before. What could cause this to happen?
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Relative URLs in WordPress
...ionally will add to processing, as well as introduce potential bugs (and incompatibilities with plugins).
[wp-hackers] thread
Relative to what, I'm not sure, as WordPress is often in a subdirectory, which means we'll
always need to process the content to then add in the rest of the pat...
What is an Endpoint?
... the answers posted so far are correct, an endpoint is simply one end of a communication channel. In the case of OAuth, there are three endpoints you need to be concerned with:
Temporary Credential Request URI (called the Request Token URL in the OAuth 1.0a community spec). This is a URI that you...
How to run only one local test class on Gradle
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To run a single test class Airborn's answer is good.
With using some command line options, which found here, you can simply do something like this.
gradle test --tests org.gradle.SomeTest.someSpecificFeature
gradle test --tests *SomeTest.someSpecificFeature
gradle test --tests *SomeSpecificTe...
How can I get a channel ID from YouTube?
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@Yevgeniy, if you read my comment above, I told that it helps, but mijlescano answer can provide that using the official API, which is recommended.
– klauskpm
Jul 15 '16 at 12:25
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Android buildscript repositories: jcenter VS mavencentral
...largest repo in the world for Java and Android OSS libraries, packages and components.
All the content in JCenter is served over a CDN, with a secure HTTPS connection. Back in the time of the migration (Android Studio 0.8) The central maven 2 repository was HTTP only and HTTPS wasn't supported. Refe...
How to create and handle composite primary key in JPA
... only be used to generate key values for a primary key, it cannot generate combination for composite keys.
– Rohit Jain
Oct 24 '12 at 8:17
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