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What's wrong with nullable columns in composite primary keys?
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221
Primary keys are for uniquely identifying rows. This is done by comparing all parts of a key to ...
Smart way to truncate long strings
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function truncate(str, n){
return (str.length > n) ? str.substr(0, n-1) + '…' : str;
};
If by 'more sophisticated' you mean truncating at the last word boundary of a string then you need an extra check.
First you clip the string to the desired length, next you clip the result of ...
How can I avoid Java code in JSP files, using JSP 2?
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31 Answers
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Read text file into string array (and write)
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126
As of Go1.1 release, there is a bufio.Scanner API that can easily read lines from a file. Con...
Is there a way to “autosign” commits in Git with a GPG key?
...r commits are signed, there is a proposal (branch 'pu' for now, December 2013, so no guarantee it will make it to a git release) to add a config which will take care of that option for you.
Update May 2014: it is in Git 2.0 (after being resend in this patch series)
See commit 2af2ef3 by Nicolas Vig...
Removing a list of characters in string
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18 Answers
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Save and load MemoryStream to/from a file
...Stream.WriteTo or Stream.CopyTo (supported in framework version 4.5.2, 4.5.1, 4.5, 4) methods to write content of memory stream to another stream.
memoryStream.WriteTo(fileStream);
Update:
fileStream.CopyTo(memoryStream);
memoryStream.CopyTo(fileStream);
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How to swap two variables in JavaScript
...n variables a and b:
b = [a, a = b][0];
Demonstration below:
var a=1,
b=2,
output=document.getElementById('output');
output.innerHTML="<p>Original: "+a+", "+b+"</p>";
b = [a, a = b][0];
output.innerHTML+="<p>Swapped: "+a+", "+b+"</p>";
<div id="...
Maintain/Save/Restore scroll position when returning to a ListView
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edited Jan 5 '15 at 9:23
answered Jun 14 '10 at 7:11
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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
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11 Answers
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