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C++ SFINAE examples?
... @akim: yeah its what I thought -> C99. This is not allowed in C++, here is what you get with a modern compiler : error C2466: cannot allocate an array of constant size 0
– v.oddou
Jun 16 '14 at 1:31
...
Bootstrap Carousel image doesn't align properly
...inal pix!
.carousel {
width: 320px;
height: 200px;
}
So in my case, I am using small 320x200 images to carousel with. There is probably preset dimensions in the bootstrap.css, but I don't like changing that so I can try to stay current with future releases. Hope t...
How to access the GET parameters after “?” in Express?
...)
addUser(userName, jobName)
.then((result) => {
res.status(200).json(result)
})
.catch((error) => {
res.status(404).json({ 'message': error.toString() })
})
})
app.post('/users/add', (request, response) => {
const { userName, job } = request.body
addTeam(u...
How can I get a file's size in C++? [duplicate]
...uestion to this one .
What is the most common way to get the file size in C++?
Before answering, make sure it is portable (may be executed on Unix, Mac and Windows),
reliable, easy to understand and without library dependencies (no boost or qt, but for instance glib is ok since it is portable libra...
Difference between pre-increment and post-increment in a loop?
...tResult = i++;
Assert( postIncrementtResult == 3 );
Assert( i == 4 );
In C++, the pre-increment is usually preferred where you can use either.
This is because if you use post-increment, it can require the compiler to have to generate code that creates an extra temporary variable. This is because b...
MySQL OPTIMIZE all tables?
...
On a database with 200 tables you are going to run 200 separate queries optimising 1 table at a time. You should implode the table names into one string and hence only one optimize table query is required.
– Dean Marshall
...
Is it safe to delete a void pointer?
...cific types.
As mentioned in other answers, this is undefined behavior in C++. In general it is good to avoid undefined behavior, although the topic itself is complex and filled with conflicting opinions.
share
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
...ccess-Control-Allow-Methods "POST, GET, OPTIONS"
# force apache to return 200 without executing my scripts
RewriteEngine On
RewriteCond %{REQUEST_METHOD} OPTIONS
RewriteRule .* / [R=200,L]
You may not need the latter part, depending on what happens when Apache executes your target script. Credit...
The static keyword and its various uses in C++
The keyword static is one which has several meanings in C++ that I find very confusing and I can never bend my mind around how its actually supposed to work.
...
How to get JSON from URL in JavaScript?
....onload = function() {
var status = xhr.status;
if (status === 200) {
callback(null, xhr.response);
} else {
callback(status, xhr.response);
}
};
xhr.send();
};
And use it like this:
getJSON('http://query.yahooapis.com/v1/public/yql?q=select%20%2a%2...