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Comparing two byte arrays in .NET
...K.
Compiler\run-time environment will optimize your loop so you don't need to worry about performance.
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How to call shell commands from Ruby
...ide of a Ruby program? How do I then get output from these commands back into Ruby?
20 Answers
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How to get the number of Characters in a String?
...ed. (Fixes issue 24923)
The compiler detects len([]rune(string)) pattern automatically, and replaces it with for r := range s call.
Adds a new runtime function to count runes in a string.
Modifies the compiler to detect the pattern len([]rune(string))
and replaces it with the new rune counting runt...
How to get temporary folder for current user
Currently I am using following function to get the temporary folder path for current user:
4 Answers
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How to convert PascalCase to pascal_case?
...= $matches[0];
foreach ($ret as &$match) {
$match = $match == strtoupper($match) ? strtolower($match) : lcfirst($match);
}
return implode('_', $ret);
}
Output:
Pass: simpleTest => simple_test
Pass: easy => easy
Pass: HTML => html
Pass: simpleXML => simple_xml
Pass: PDFLo...
Where to place JavaScript in an HTML file?
Say I have a fairly hefty JavaScript file, packed down to roughly 100kb or so. By file I mean it’s an external file that would be linked in via <script src="..."> , not pasted into the HTML itself.
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How to sum a variable by group
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(embedding @thelatemail comment), aggregate has a formula interface too
aggregate(Frequency ~ Category, x, sum)
Or if you want to aggregate multiple columns, you could use the . notation (works for one column too)
aggregate(. ~ Category, x, sum)
or tapply:
tapply(x$Frequency, x$Categ...
Multiline strings in JSON
I'm writing some data files in JSON format and would like to have some really long string values split over multiple lines. Using python's JSON module I get a whole lot of errors, whether I use \ or \n as an escape.
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ERROR 2006 (HY000): MySQL server has gone away
I get this error when I try to source a large SQL file (a big INSERT query).
20 Answers
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Manual deployment vs. Amazon Elastic Beanstalk
... using Elastic Beanstalk over maually creating EC2 instance and setting up tomcat server and deploy etc for a typical java web applicaion. Are load balancing, Monitoring and autoscaling the only advantages?
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