大约有 40,000 项符合查询结果（耗时：0.0994秒） [XML]
Fragment onCreateView and onActivityCreated called twice
...
you can also use fragment.getClass().getName() if you want to remove the class variable and remove a parameter from the call
– Ben Sewards
Jul 25 '13 at 13:26
...
How to determine if a number is a prime with regex?
...NLY of the previous character or group. So this is not "two or four or six etc. characters", but rather "two or three etc." The +? is like +, but it tries to match as few characters as possible. + normally tries to gobble the whole string if it can, which is bad in this case because it prevents the ...
instanceof Vs getClass( )
I see gain in performance when using getClass() and == operator over instanceOf operator.
4 Answers
...
How to find all positions of the maximum value in a list?
...that tracks the current max and its position might be more efficient for really long lists.
– radtek
Jan 8 '15 at 18:42
1
...
How is a tag different from a branch in Git? Which should I use, here?
... each branch that you may want to recreate -- for delivery, bug diagnosis, etc.
It's actually more complicated than this -- or as complicated as you want to make it -- but these examples should give you an idea of the differences.
...
Shell script to delete directories older than n days
...lanation:
find: the unix command for finding files / directories / links etc.
/path/to/base/dir: the directory to start your search in.
-type d: only find directories
-ctime +10: only consider the ones with modification time older than 10 days
-exec ... \;: for each such result found, do the follo...
How can I download a specific Maven artifact in one command line?
...actId:version[:packaging[:classifier]]
where groupId:artifactId:version, etc. are the Maven coordinates
An example, tested with Maven 2.0.9, Maven 2.2.1, and Maven 3.0.4:
mvn org.apache.maven.plugins:maven-dependency-plugin:2.8:get -Dartifact=org.hibernate:hibernate-entitymanager:3.4.0.GA:jar:s...
JavaScript string encryption and decryption?
...ium. First I'll explain why, then how.
Why Not SJCL, CryptoJS, WebCrypto, etc.?
Short answer: In order for your encryption to actually be secure, these libraries expect you to make too many choices e.g. the block cipher mode (CBC, CTR, GCM; if you can't tell which of the three I just listed is sec...
How do I disable the 'Debug / Close Application' dialog on Windows Vista?
...an set these registry entries:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting]
"ForceQueue"=dword:00000001
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\Consent]
"DefaultConsent"=dword:00000001
After this is s...
Should I use Java date and time classes or go with a 3rd party library like Joda Time?
... with an API of >100 classes, a different formatting/parsing mechanism etc.
Of course, if you do need complete representation of different chronologies (e.g. Hebrew) or wish to be able to define your own imaginary Calendar system (e.g. for a game you are writing) then perhaps JODA or JRS-310 is...