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PHP shell_exec() vs exec()

...follow | edited Apr 25 '16 at 22:39 aland 1,52322 gold badges2121 silver badges3939 bronze badges ...
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Lodash - difference between .extend() / .assign() and .merge()

... Here's how extend/assign works: For each property in source, copy its value as-is to destination. if property values themselves are objects, there is no recursive traversal of their properties. Entire object would be taken from source and set in to destination. Here's how merge works: For ...
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Example for boost shared_mutex (multiple reads/one write)?

I have a multithreaded app that has to read some data often, and occasionally that data is updated. Right now a mutex keeps access to that data safe, but it's expensive because I would like multiple threads to be able to read simultaneously, and only lock them out when an update is needed (the updat...
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Removing empty lines in Notepad++

How can I replace empty lines in Notepad++? I tried a find and replace with the empty lines in the find, and nothing in the replace, but it did not work; it probably needs regex. ...
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Flat file databases [closed]

...l, what is the nature of the flat databases. Are they large or small. Is it simple arrays with arrays in them? if its something simple say userprofiles built as such: $user = array("name" => "dubayou", "age" => 20, "websites" => array("dubayou.com","willwhar...
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MySQL load NULL values from CSV data

...f numerical values which are separated by comma. Empty fields are defined with the exception when they are at the end of the row: ...
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What are the main purposes of using std::forward and which problems it solves?

...; c) { E(a, b, c); } Which fixes the above problem, but flips flops. It now fails to allow E to have non-const arguments: int i = 1, j = 2, k = 3; void E(int&, int&, int&); f(i, j, k); // oops! E cannot modify these The third attempt accepts const-references, but then const_cast...
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How to initialize private static members in C++?

What is the best way to initialize a private, static data member in C++? I tried this in my header file, but it gives me weird linker errors: ...
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How to convert a string to lower or upper case in Ruby

How do I take a string and convert it to lower or upper case in Ruby? 11 Answers 11 ...
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How to retrieve form values from HTTPPOST, dictionary or?

...omatically create this object for you: [HttpPost] public ActionResult SubmitAction(SomeModel model) { var value1 = model.SimpleProp1; var value2 = model.SimpleProp2; var value3 = model.ComplexProp1.SimpleProp1; ... ... return something ... } Another (obviously uglier) way is:...