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How do I use vimdiff to resolve a git merge conflict?
...my master in git and I got Automatic merge failed; fix conflicts and then commit the result. Now I ran git mergetool and vimdiff opened with the image below. I don't know how to use vimdiff. What does each panel here mean and how should I proceed to fix the merge conflict?
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How to say “should_receive” more times in RSpec
...with(@project).and_return(@project)
more details at https://www.relishapp.com/rspec/rspec-mocks/v/2-13/docs/message-expectations/receive-counts under Receive Counts
Hope it helps =)
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How can I produce an effect similar to the iOS 7 blur view?
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How do I add a library project to Android Studio?
...s only one line of code in the app/build.gradle file:
dependencies {
compile 'com.jakewharton:butterknife:6.0.0'
}
Adding the library
Here is the full process of adding external Android library to our project:
Create a new project via Android Studio creator. I named it HelloWorld.
Here is...
Building and running app via Gradle and Android Studio is slower than via Eclipse
...n to SSD and tons of ram has probably a bigger influence than points below combined.
Tools versions
Increasing build performance has major priority for the development teams, so make sure you are using latest Gradle and Android Gradle Plugin.
Configuration File
Create a file named gradle.proper...
Map implementation with duplicate keys
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You are searching for a multimap, and indeed both commons-collections and Guava have several implementations for that. Multimaps allow for multiple keys by maintaining a collection of values per key, i.e. you can put a single object into the map, but you retrieve a collectio...
Check that an email address is valid on iOS [duplicate]
...kString
{
BOOL stricterFilter = NO; // Discussion http://blog.logichigh.com/2010/09/02/validating-an-e-mail-address/
NSString *stricterFilterString = @"^[A-Z0-9a-z\\._%+-]+@([A-Za-z0-9-]+\\.)+[A-Za-z]{2,4}$";
NSString *laxString = @"^.+@([A-Za-z0-9-]+\\.)+[A-Za-z]{2}[A-Za-z]*$";
NSString...
What's the state of the art in email validation for Rails?
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looks like ###@domain.com will validate?
– cwd
Dec 2 '13 at 19:36
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