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How to execute an external program from within Node.js?
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140
var exec = require('child_process').exec;
exec('pwd', function callback(error, stdout, stderr)...
Laravel Check If Related Model Exists
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$model->relation; // Eloquent Model
count($model->relation); // 1 evaluates to true
to-many relations: hasMany / belongsToMany / morphMany / morphToMany / morphedByMany
// no related collection
$model->relation; // Collection with 0 items evaluates to true
count($model->relation)...
Way to read first few lines for pandas dataframe
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How do I pass parameters to a jar file at the time of execution?
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To pass arguments to the jar:
java -jar myjar.jar one two
You can access them in the main(...
Where does the iPhone Simulator store its data?
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21 Answers
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- how to allow only one item selected?
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edited Sep 3 '16 at 5:52
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answered Mar 17 '11 at 11...
space between divs - display table-cell
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193
You can use border-spacing property:
HTML:
<div class="table">
<div class="row"...
Count, size, length…too many choices in Ruby?
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195
For arrays and hashes size is an alias for length. They are synonyms and do exactly the same t...
What does the > (greater than bracket) mean beside file names in Eclipse's Package Explorer?
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Using an integer as a key in an associative array in JavaScript
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10 Answers
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