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How do I set a variable to the output of a command in Bash?
...ing forks by using backgrounded long-running tasks
2nd Edit 2018-02-12:
In order to prevent multiple forks like
myPi=$(bc -l <<<'4*a(1)'
myRay=12
myCirc=$(bc -l <<<" 2 * $myPi * $myRay ")
or
myStarted=$(date -d "$(ps ho lstart 1)" +%s)
mySessStart=$(date -d "$(ps ho lstart $$)" +%...
How to update column with null value
...
Now, let me clarify. Through php I am using PDO and updating through a query.
– jim
Oct 6 '10 at 8:13
1
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Compile time string hashing
...l over std::hash's algorithm, and we must reimplement it as a constexpr in order to evaluate it at compile time. In addition, there are no "transparent" hashes in std, so you cannot (without creating a std::string) hash a raw character buffer as a std::string.
I stuck the std::string custom hasher...
String difference in Bash
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REST vs JSON-RPC? [closed]
...ents:
Clients are required to know procedure names;
Procedure parameters order, types and count matters. It's not that easy to change procedure signatures(number of arguments, order of arguments, argument types etc...) on server side without breaking client implementations;
RPC style doesn't expos...
Is there a good jQuery Drag-and-drop file upload plugin? [closed]
...h should be the point, try for yourself: plupload.com/example_all_runtimes.php
– Erik Johansson
Nov 3 '11 at 9:46
1
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MySQL - force not to use cache for testing speed of query
...ache in action! Worth the read. databasejournal.com/features/mysql/article.php/3110171/…
– Adrian P.
Feb 20 '14 at 18:03
1
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Can gcc output C code after preprocessing?
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Loading Backbone and Underscore using RequireJS
...});
});
The modules are properly registered and there is no need for the order plugin:
// app.js
define([
'jquery',
'underscore',
'backbone'
], function($, _, Backbone){
return {
initialize: function(){
// you can use $, _ or Backbone here
}
};
});...
unix - head AND tail of file
... of its input, there is no guaranteed that it didn't consume more of it in order to find the 10th line ending, leaving less of the input for less to display.
– chepner
Feb 12 '16 at 16:58
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