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What is the difference between C++ and Visual C++? [duplicate]
...at were written in Visual C++, so that is perfectly feasible. From what I know of Visual Basic, the main advantage seems to be that the first part of the development cycle may be done faster than when using Visual C++, but as the complexity of a project increases, C++ programs tend to be more mainta...
JSON Stringify changes time of date because of UTC
... currentDate = new Date();
currentDate = JSON.stringify(currentDate);
// Now currentDate is in a different format... oh gosh what do we do...
currentDate = new Date(JSON.parse(currentDate));
// Now currentDate is back to its original form :)
...
Foreign keys in mongo?
...base it is up to you to decide how to organise the data and its relations, if there are any.
What Mongoid and MongoMapper do is to provide you with convenient methods to set up relations quite easily. Check out the link I gave you and ask any thing.
Edit:
In mongoid you will write your scheme lik...
Passing references to pointers in C++
...ome, and discovered thing are a bit subtler than I thought. Here's what I now think is an accurate answer.
&s is not an lvalue so you cannot create a reference to it unless the type of the reference is reference to const. So for example, you cannot do
string * &r = &s;
but you can ...
How to publish a website made by Node.js to Github Pages?
I made a website using Node.js as the server. As I know, the node.js file should start working by typing commands in terminal, so I'm not sure if Github Pages supports node.js-hosting. So what should I do?
...
How do you programmatically set an attribute?
...
StackExchange.ifUsing("editor", function () {
StackExchange.using("externalEditor", function () {
StackExchange.using("snippets", function () {
StackExchange.snippets.init();
...
In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
...n (or possibly once for the whole process - not sure on that front). This difference is negligible - massively, massively insignificant.
Which you find more readable is a different matter, however. It's subjective and will vary from person to person - so I suggest you find out what most people on y...
How to use if - else structure in a batch file?
I have a question about if - else structure in a batch file. Each command runs individually, but I couldn't use "if - else" blocks safely so these parts of my programme doesn't work. How can I do make these parts run? Thank you.
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Why does Javascript's regex.exec() not always return the same value? [duplicate]
...
A JavaScript RegExp object is stateful.
When the regex is global, if you call a method on the same regex object, it will start from the index past the end of the last match.
When no more matches are found, the index is reset to 0 automatically.
To reset it manually, set the lastIndex pr...
How to stop /#/ in browser with react-router?
...outer>. From the histories documentation:
In a nutshell, a history knows how to listen to the browser's address bar for changes and parses the URL into a location object that the router can use to match routes and render the correct set of components.
Versions 2 and 3
In react-router 2 and...