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Odd behavior when Java converts int to byte?
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In Java, an int is 32 bits. A byte is 8 bits .
Most primitive types in Java are signed, and byte, short, int, and long are encoded in two's complement. (The char type is unsigned, and the concept of a sign is not applicable to boolean.)
In this number scheme t...
Best way to split string into lines
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178
If it looks ugly, just remove the unnecessary ToCharArray call.
If you want to split by either ...
What is the 'cls' variable used for in Python classes?
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The distinction between "self" and "cls" is defined in PEP 8 . As Adrien said, this is not a mandatory. It's a coding style. PEP 8 says:
Function and method arguments:
Always use self for the first argument to instance methods.
Always use cls for the first argument to class methods....
Where does Jenkins store configuration files for the jobs it runs?
...onfig file from a Jenkins node by running: curl http://<ip-address>:8080/job/<job-name>/config.xml > jenkins_config.xml
– JESii
Mar 17 '16 at 14:38
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How to concatenate strings of a string field in a PostgreSQL 'group by' query?
...SELECT string_agg(actor_name, ', ' ORDER BY first_appearance)
PostgreSQL 8.4 or later:
PostgreSQL 8.4 (in 2009) introduced the aggregate function array_agg(expression) which concatenates the values into an array. Then array_to_string() can be used to give the desired result:
SELECT company_id, a...
mysql_config not found when installing mysqldb python interface
...eference:
https://github.com/JudgeGirl/Judge-sender/issues/4#issuecomment-186542797
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How to filter out files by extension in NERDTree?
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edited Apr 8 '11 at 23:45
answered Apr 8 '11 at 23:40
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What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
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How to change border color of textarea on :focus
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edited Aug 2 at 8:50
Dima Kozhevin
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Postgresql SELECT if string contains
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answered Apr 27 '14 at 8:18
Frans van BuulFrans van Buul
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