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Determining memory usage of objects? [duplicate]
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1. by object size
to get memory allocation on an object-by-object basis, call object.size() and pass in the object of interest:
object.size(My_Data_Frame)
(unless the argument passed in is a variable, it must be quoted, or else wrapped in a get call.)var...
Check if $_POST exists
...ugustus Francis's answer, empty() is not correct for choice #1, because in php, the string '0' is equivalent to false - and empty() returns true for all values equivalent to false. So using empty, the code would skip printing if the value was '0'. If you want to exclude the empty string, see Augustu...
MetadataException: Unable to load the specified metadata resource
...eed to provide the full name of the assembly instead (including public key token). Eg:
res://YourDataAssembly, Version=1.0.0.0, Culture=neutral, PublicKeyToken=abcdefabcedf/YourEdmxFileName.csdl|res://...
A better way to construct connection strings is with EntityConnectionStringBuilder:
public...
How to get innerHTML of DOMNode?
What function do you use to get innerHTML of a given DOMNode in the PHP DOM implementation? Can someone give reliable solution?
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How to sum all column values in multi-dimensional array?
...);
Example with array_walk_recursive() for the general case
Also, since PHP 5.5 you can use the array_column() function to achieve the result you want for the exact key, [gozhi], for example :
array_sum(array_column($input, 'gozhi'));
Example with array_column() for the specified key
If you ...
What is Serialization?
... process of converting unordered data (such as an object) into a series of tokens which can be used later to reconstruct the original data. The serialized form is most often a string of text, but doesn't have to be.
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Remove first 4 characters of a string with PHP
How can I remove the first 4 characters of a string using PHP?
7 Answers
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What GRANT USAGE ON SCHEMA exactly do?
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The access are allocated according to a hierarchical model : BD --> SCHEMA --> TABLES . With GRANT USAGE ON SCHEMA , the admin user can't create table but he can do it with ALL GRANT ALL ON SCHEMA ....
– bilel...
Get current URL path in PHP [duplicate]
...uld be :
$_SERVER['REQUEST_URI'];
Take a look at : Get the full URL in PHP
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