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Difference between == and ===
...ot identical and the output the two instance are not identical!
let person3 = person1
P.S: Classes are reference types and person1's reference is copied to person3 with this assignment operation, thus both references point the same instance in Heap area.
if person3 === person1 {
print("the tw...
Proper SCSS Asset Structure in Rails
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edited Jan 28 '13 at 16:46
answered Feb 12 '12 at 8:38
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PostgreSQL: How to make “case-insensitive” query
...o write case-insensitive queries in PostgreSQL, E.g. I want that following 3 queries return same result.
7 Answers
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Mockito : how to verify method was called on an object created within a method?
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379
Dependency Injection
If you inject the Bar instance, or a factory that is used for creating t...
Understanding Spring @Autowired usage
I am reading the spring 3.0.x reference documentation to understand Spring Autowired annotation:
3 Answers
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How do I export UIImage array as a movie?
...;
[videoWriter startSessionAtSourceTime:…] //use kCMTimeZero if unsure
3) Write some samples:
// Or you can use AVAssetWriterInputPixelBufferAdaptor.
// That lets you feed the writer input data from a CVPixelBuffer
// that’s quite easy to create from a CGImage.
[writerInput appendSampleBuffer...
How to unit test an object with database queries
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13 Answers
13
Active
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ActionController::InvalidAuthenticityToken
...22 Unprocessable Entity) was returned to the user.
The solution for Rails 3:
Add:
skip_before_filter :verify_authenticity_token
or as "sagivo" pointed out in Rails 4 add:
skip_before_action :verify_authenticity_token
On pages which do caching.
As @toobulkeh commented this is not a vul...
Emulator error: This AVD's configuration is missing a kernel file
...er hint (see here) - with
Android SDK Tools rev 17 or higher
Android 4.0.3 (API Level 15)
using SDK rev 3 and System Image rev 2 (or higher)
you are able to turn on GPU emulation to get a faster emulator:
Note : As per you786 comment if you have previously created emulator then you need to rec...
What is the common header format of Python files?
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answered Oct 6 '09 at 3:34
Esteban KüberEsteban Küber
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