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Ruby's ||= (or equals) in JavaScript?
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edited Oct 24 '17 at 11:52
Syed Aslam
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ansible: lineinfile for several lines?
...= 2097152' }
- { regexp: '^kernel.shmmax', line: 'kernel.shmmax = 134217728' }
- { regexp: '^fs.file-max', line: 'fs.file-max = 65536' }
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What are the use cases for selecting CHAR over VARCHAR in SQL?
...verhead)
VARCHAR(100) = 8 bytes (2 bytes of overhead)
CHAR(10) = 10 bytes (4 bytes of waste)
The bottom line is CHAR can be faster and more space-efficient for data of relatively the same length (within two characters length difference).
Note: Microsoft SQL has 2 bytes of overhead for a VARCHAR. Th...
PHP - how to best determine if the current invocation is from CLI or web server?
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edited Mar 12 '12 at 5:34
community wiki
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'nuget' is not recognized but other nuget commands working
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answered Jan 11 '14 at 20:35
Leonel Sanches da SilvaLeonel Sanches da Silva
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How can I represent an 'Enum' in Python?
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How do you determine the ideal buffer size when using FileInputStream?
...and cache latency.
Most file systems are configured to use block sizes of 4096 or 8192. In theory, if you configure your buffer size so you are reading a few bytes more than the disk block, the operations with the file system can be extremely inefficient (i.e. if you configured your buffer to read...
In Laravel, the best way to pass different types of flash messages in the session
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edited Jan 8 '14 at 19:15
answered Jan 8 '14 at 19:08
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Find the files existing in one directory but not in the other [closed]
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