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How to do scanf for single char in C [duplicate]
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Now that's wild! Would you explain why the space in front of %c makes a difference?
– Max Coplan
Sep 10 '19 at 15:59
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How to set cookie in node js using express framework?
... the latter by calling next() when the cookie has been set.
Update
As of now the cookie parser is a seperate npm package, so instead of using
app.use(express.cookieParser());
you need to install it separately using npm i cookie-parser and then use it as:
const cookieParser = require('cookie-p...
Is inject the same thing as reduce in ruby?
...hematics. Ruby aliases a lot in order to be intuitive to programmers with different backgrounds. If you want to use #length on an Array, you can. If you want to use #size, that's fine too!
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i...
How do I make CMake output into a 'bin' dir?
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EXECUTABLE_OUTPUT_PATH still works right now, but is the "old" way of achieving this result. Adam Bowen's answer is the recommended approach.
– DLRdave
Jul 7 '11 at 10:58
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What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...ion outerFunction() {
function innerFunction() {
// code
}
}
Now you can call outerFunction(), but the visiblity of innerFunction() is limited to the scope of outerFunction(), meaning it is private to outerFunction(). It basically follows the same principle as variables in Javascript:
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Remove all occurrences of a value from a list?
... The code for habnabit's suggestion looks like this: [y for y in x if y != 2]
– coredumperror
Apr 22 '13 at 22:12
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Getting the SQL from a Django QuerySet [duplicate]
...lter(last_name__icontains = 'ax').query
It should also be mentioned that if you have DEBUG = True, then all of your queries are logged, and you can get them by accessing connection.queries:
from django.db import connections
connections['default'].queries
The django debug toolbar project uses th...
PHP CURL DELETE request
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I finally solved this myself. If anyone else is having this problem, here is my solution:
I created a new method:
public function curl_del($path)
{
$url = $this->__url.$path;
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
cur...
What is the meaning of “… …” token? i.e. double ellipsis operator on parameter pack
... requires a parameter before the varargs list, so the prototype f(...) specifically allowed by C++ is useless. Cross-referencing with C99, it is illegal in plain C. So, this is most bizarre.
Usage note
By request, here is a demonstration of the double ellipsis:
#include <cstdio>
#include &l...
Get the latest record from mongodb collection
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This is a rehash of the previous answer but it's more likely to work on different mongodb versions.
db.collection.find().limit(1).sort({$natural:-1})
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