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NULL values inside NOT IN clause
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Has anybody ever pointed out that converting NOT IN to a series of <> and changes the semantic behavior of not in this set to something else?
– Ian Boyd
Oct 13 '10 at 14:47
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How to convert a string to number in TypeScript?
Given a string representation of a number, how can I convert it to number type in TypeScript?
17 Answers
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.NET String.Format() to add commas in thousands place for a number
... in a string instead of a number. If you have a string, you need to first convert to float or double. Try string.Format("{0:n0}", Double.Parse(yourValue));
– ToolmakerSteve
Oct 26 '17 at 2:51
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Convert varchar to uniqueidentifier in SQL Server
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DECLARE @u uniqueidentifier SELECT @u = CONVERT(uniqueidentifier, 'c029f8be-29dc-41c1-8b38-737b4cc5a4df') *** This would be enough. Just tried it.
– Fabio Milheiro
Apr 14 '11 at 0:29
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Why does 2 == [2] in JavaScript?
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It is because of the implicit type conversion of == operator.
[2] is converted to Number is 2 when compared with a Number. Try the unary + operator on [2].
> +[2]
2
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Detect URLs in text with JavaScript
...all yet comprehensive JavaScript plugin for finding URLs in plain-text and converting them to HTML links. It works with all valid URLs and email addresses.
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How to delete a file or folder?
...l.rmtree()
Example for shutil.rmtree()
#!/usr/bin/python
import os
import sys
import shutil
# Get directory name
mydir= raw_input("Enter directory name: ")
## Try to remove tree; if failed show an error using try...except on screen
try:
shutil.rmtree(mydir)
except OSError as e:
print ("Er...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
... // gives initial guess y0
x = *(float*)&i; // convert bits back to float
x = x * (1.5f - xhalf * x * x); // Newton step, repeating increases accuracy
return x;
}
In spite of this, his initial attempt a mathematically 'superior' version of id's sqrt (which came ...
How to convert decimal to hexadecimal in JavaScript
How do you convert decimal values to their hexadecimal equivalent in JavaScript?
27 Answers
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How to convert string to boolean php
How can I convert string to boolean ?
20 Answers
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