大约有 40,000 项符合查询结果（耗时：0.0333秒） [XML]
When to use RSpec let()?
... the parent model. I'm not necessarily referencing that child model in the test, because I'm testing the parent models behavior. At the moment I'm using the let! method instead, but maybe it would be more explicit to put that setup in before(:each)?
– Gar
Oct 1...
How to bring back “Browser mode” in IE11?
...ice I've given here (and elsewhere) to avoid using compatibility modes for testing is still valid: If you want to test your site for compatibility with older IE versions, you should always do your testing in a real copy of those IE version.
However, this does mean that the registry hack described i...
Is String.Contains() faster than String.IndexOf()?
...me his initial complaint with concatenation is memory usage, then he only tests for time spent with the various ways to combine strings.
– sab669
Oct 15 '13 at 20:53
add a co...
Detect IF hovering over element with jQuery
...ntentional behaviour as we thought in the previous point.
If you want to test this in a particular jQuery version, just open the JSFidlle example at the beginning of this answer, change to the desired jQuery version and click "Run". If the colour changes on hover, it works.
.
Edit 3 (March 9, 20...
How to stop an unstoppable zombie job on Jenkins without restarting the server?
...sing contains here is incorrect and dangerous - if your job's name is "Run Tests", it will also kill any jobs named "Run Tests - Integration", "Run Tests - Unit", etc. Anyone using this will need to be careful not to terminate unrelated jobs unexpectedly
– Brandon
...
What's the right way to decode a string that has special HTML entities in it? [duplicate]
...mpersands and other edge cases just like a browser would, has an extensive test suite, and — contrary to many other JavaScript solutions — he handles astral Unicode symbols just fine. An online demo is available.
Here’s how you’d use it:
he.decode("We're unable to complete your re...
Array or List in Java. Which is faster?
...
I suggest that you use a profiler to test which is faster.
My personal opinion is that you should use Lists.
I work on a large codebase and a previous group of developers used arrays everywhere. It made the code very inflexible. After changing large chunks of ...
wkhtmltopdf: cannot connect to X server
...to see if it works: run
/usr/local/bin/wkhtmltopdf http://www.google.com test.pdf
If it works, then you are done. If you get the error "Cannot connect to X server" then continue to number 7.
We need to run it headless on a 'virtual' x server. We will do this with a package called xvfb.
sudo ap...
How to upload a file to directory in S3 bucket using boto
...ate_bucket(bucket_name,
location=boto.s3.connection.Location.DEFAULT)
testfile = "replace this with an actual filename"
print 'Uploading %s to Amazon S3 bucket %s' % \
(testfile, bucket_name)
def percent_cb(complete, total):
sys.stdout.write('.')
sys.stdout.flush()
k = Key(bucket)...
Explicitly calling return in a function or not
...unction's body
not using return is marginally faster (according to @Alan's test, 4.3 microseconds versus 5.1)
should we all stop using return at the end of a function? I certainly won't, and I'd like to explain why. I hope to hear if other people share my opinion. And I apologize if it is not a s...