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How can I generate a unique ID in Python? [duplicate]
...s:
21.15. uuid — UUID objects according to RFC 4122
eg:
import uuid
print uuid.uuid4()
7d529dd4-548b-4258-aa8e-23e34dc8d43d
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PHP code to remove everything but numbers
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@Qtax: good point, yeah I know that's where we get the word "grep" from ("g/re/p")
– Chris Eberle
Jul 7 '11 at 0:39
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What does the 'static' keyword do in a class?
...an be one per ClassLoader or AppDomain or thread, but that is beside the point.
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Hidden Features of JavaScript? [closed]
...t. So you can't do join(), pop(), push(), slice() and so forth. (You can convert it to a real array if you want: "var argArray = Array.prototype.slice.call(arguments);" )
– Jacob Mattison
Jan 26 '09 at 21:37
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How should equals and hashcode be implemented when using JPA and Hibernate
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When using Hibernate, you could also run into this problem, to which I still haven't found a solution.
– Giovanni Botta
Jul 18 '13 at 19:36
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How to insert element into arrays at specific position?
...> "my_value") +
array_slice($array, 3, count($array) - 1, true) ;
print_r($res);
gives:
Array
(
[zero] => 0
[one] => 1
[two] => 2
[my_key] => my_value
[three] => 3
)
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What is stack unwinding?
...bout in connection with exception handling. Here's an example:
void func( int x )
{
char* pleak = new char[1024]; // might be lost => memory leak
std::string s( "hello world" ); // will be properly destructed
if ( x ) throw std::runtime_error( "boom" );
delete [] pleak; // will...
How was the first compiler written?
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What wrote the first compiler that converted something into binary instructions?
A human did. Read about the A-0 system:
In 1952, Grace Hopper completed her first compiler for Sperry, known as the A-0. The A-0 System was a set of instructions that could ...
Why there is no ForEach extension method on IEnumerable?
...sefulness of such a feature is open to discussion.
Those are all great points made by many people here and I can see why people are missing the function. I wouldn't mind Microsoft adding a standard ForEach method in the next framework iteration.
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How can I return pivot table output in MySQL?
...an just do SUM(action='PRINT' AND pagecount=1) since the condition will be converted to 1 when true and 0 when false
– kajacx
Mar 2 at 8:04
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