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Shuffling a list of objects
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1270
random.shuffle should work. Here's an example, where the objects are lists:
from random import...
Closure in Java 7 [closed]
...neers introducing closures in Java. His post on closures from January 28, 2007 is named A Definition of Closures On his blog there is lots of information to get you started as well as videos. An here is an excellent Google talk - Advanced Topics In Programming Languages - Closures For Java with Neal...
Best practices for overriding isEqual: and hash
...ery primitive you do
result = prime * result + var
For objects you use 0 for nil and otherwise their hashcode.
result = prime * result + [var hash];
For booleans you use two different values
result = prime * result + ((var)?1231:1237);
Explanation and Attribution
This is not tcurdt's ...
Which C++ idioms are deprecated in C++11?
...mentioned earlier. Explicit operators of C++11 obviate this very common C++03 idiom.
Shrink-to-fit: Many C++11 STL containers provide a shrink_to_fit() member function, which should eliminate the need swapping with a temporary.
Temporary Base Class: Some old C++ libraries use this rather complex idi...
ansible: lineinfile for several lines?
... with_items:
- { regexp: '^kernel.shmall', line: 'kernel.shmall = 2097152' }
- { regexp: '^kernel.shmmax', line: 'kernel.shmmax = 134217728' }
- { regexp: '^fs.file-max', line: 'fs.file-max = 65536' }
s...
Get timezone from DateTime
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answered Feb 23 '09 at 7:07
Jon SkeetJon Skeet
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How to change the port of Tomcat from 8080 to 80?
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1) Go to conf folder in tomcat installation directory
e.g. C:\Tomcat 6.0\conf\
2) Edit following tag in server.xml file
<Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" redirectPort="8443"/>
3) Change the port=8080 value to port=80
4) Save file.
5) Stop your Tomc...
How do I get java logging output to appear on a single line?
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10 Answers
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What is the fastest way to compare two sets in Java?
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Line
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answered Jul 27 '10 at 6:31
Noel MNoel M
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How to add percent sign to NSString
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answered Apr 11 '09 at 7:48
mouvicielmouviciel
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