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General guidelines to avoid memory leaks in C++ [closed]
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@Shiftbit: Three ways, in order of preference: _ _ _ 1. Put real object inside the STL container. _ _ _ 2. Put smart pointers (shared_ptr) of objects inside the STL container. _ _ _ 3. Put raw pointers inside the STL container, but wrap the container ...
Unable to export Apple production push SSL certificate in .p12 format
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In order to export as p12 you either need to generate the cert from your machine or have the key that was used to generate it on your machine.
To ensure this will work:
Log in to Apple's Dev Center
Go to the Provisioning Port...
Why should I prefer single 'await Task.WhenAll' over multiple awaits?
In case I do not care about the order of task completion and just need them all to complete, should I still use await Task.WhenAll instead of multiple await ? e.g, is DoWork2 below a preferred method to DoWork1 (and why?):
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How to detect if a script is being sourced
...ipt or on the line after the shebang (which, if used, should be for ksh in order for it to work under the most circumstances).
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Difference between Python's Generators and Iterators
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Higher-order functions passing around generators or generator functions may sound weird, but for me they have been coming up. I'm working in Apache Spark and it enforces a very functional programming style. The functions have to cre...
What's the $unwind operator in MongoDB?
...g and obtaining the data from your storage locations.
That being said, in order to understand the concept behind the $unwind parameter, you first must understand what the use case that you are trying to quote is saying. The example document from mongodb.org is as follows:
{
title : "this is my ti...
What is the difference between Bower and npm?
...tentionally injected into a particular context (usually another module) in order to make use of it
This means you can have multiple versions of the same external dependency (lodash, let's say) in various parts of your application, and they won't collide/conflict. (This happens surprisingly often, be...
When to use std::forward to forward arguments?
...on from the title:
When to use std::forward to forward arguments?
In order to answer it, we should first introduce a notion of universal references. Scott Meyers gave this name and nowadays they are often called forwarding references. Basically, when you see something like this:
template<t...
X-Frame-Options Allow-From multiple domains
... // https://stackoverflow.com/questions/441421/httpmodule-event-execution-order
context.EndRequest += new System.EventHandler(context_EndRequest);
}
// context_EndRequest Code from above comes here
}
Next you need to add the module to your application.
You can either do this p...
When can I use a forward declaration?
...: when you pass an object by value, the compiler needs to know its size in order to make the appropriate stack manipulation; when passing a pointer or a reference, the compiler does not need the size or layout of the object, only the size of an address (i.e. the size of a pointer), which does not de...