大约有 40,000 项符合查询结果（耗时：0.0728秒） [XML]
C# DateTime.Now precision
...ction, then use a Stopwatch for subsequent actions to determine the offset from the initial DateTime. Is this the approach you would advise, Eric?
– devuxer
Aug 6 '13 at 17:38
...
Calling a Fragment method from a parent Activity
...ty can call methods in a fragment by acquiring a reference to the Fragment from FragmentManager, using findFragmentById() or findFragmentByTag() ."
...
Git push/clone to new server
...here else? I am behind a firewall so unfortunately I can't run git clone from the other machine.
5 Answers
...
How to see what will be updated from repository before issuing “svn update” command?
I've committed changes in numerous files to a SVN repository from Eclipse.
7 Answers
7...
Accept server's self-signed ssl certificate in Java client
... truststore or configure your client to
Option 1
Export the certificate from your browser and import it in your JVM truststore (to establish a chain of trust):
<JAVA_HOME>\bin\keytool -import -v -trustcacerts
-alias server-alias -file server.cer
-keystore cacerts.jks -keypass changeit
-sto...
Conditional Variable vs Semaphore
...ne calls the semaphore down() method to take a soda. This will grab a soda from the machine and decrement the count of available sodas by 1. If there are sodas available, the code will just keep running past the down() statement without a problem. If no sodas are available, the thread will sleep he...
Detecting programming language from a snippet
...reduce(:+)
end
end
end
# Example usage
c = Classifier.new
# Train from files
c.train(open("code.rb").read, :ruby)
c.train(open("code.py").read, :python)
c.train(open("code.cs").read, :csharp)
# Test it on another file
c.classify(open("code2.py").read) # => :python (hopefully)
...
Search and replace in bash using regular expressions
...
Thanks so much! Out of curiosity, why did you switch from a one line version (in your original answer) to a two-liner?
– Lanaru
Oct 24 '12 at 5:30
9
...
Tetris-ing an array
...
Load them into a trie data structure. Starting from the parent node, see which is having a children count great than one. Once you find that magic node, just dismantle the parent node structure and have the current node as root.
...
Plot a legend outside of the plotting area in base graphics?
...erior of the plot cover the entire device. new=TRUE is needed to prevent R from starting a new device. We can then add the empty plot:
plot(0, 0, type='n', bty='n', xaxt='n', yaxt='n')
And we are ready to add the legend:
legend("bottomright", ...)
will add a legend to the bottom right of the d...