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C++ Best way to get integer division and remainder
...timize, though, at least for g++. A simple experiment with g++ 6.3.0 on x86_64 revealed that with no optimization at all, you get two idivl instructions, but with -O1 or greater, you get one. As the manual says, “Without any optimization option … Statements are independent”.
...
How do I focus on one spec in jasmine.js?
...Jasmine's feature Focused Specs (2.2): http://jasmine.github.io/2.2/focused_specs.html
Focusing specs will make it so that they are the only specs that run. Any spec declared with fit is focused.
describe("Focused specs", function() {
fit("is focused and will run", function() {
expect(true)....
Encrypt & Decrypt using PyCrypto AES 256
...rt Random
from Crypto.Cipher import AES
class AESCipher(object):
def __init__(self, key):
self.bs = AES.block_size
self.key = hashlib.sha256(key.encode()).digest()
def encrypt(self, raw):
raw = self._pad(raw)
iv = Random.new().read(AES.block_size)
...
Add params to given URL in Python
...koverflow.com/search?q=question"
params = {'lang':'en','tag':'python'}
url_parts = list(urlparse.urlparse(url))
query = dict(urlparse.parse_qsl(url_parts[4]))
query.update(params)
url_parts[4] = urlencode(query)
print(urlparse.urlunparse(url_parts))
ParseResult, the result of urlparse(), is rea...
How to create a jQuery plugin with methods?
...string') {
if (options == 'mymethod1') {
myplugin_method1( arg );
}
else if (options == 'mymethod2') {
myplugin_method2( arg );
}
return;
}
...normal plugin actions...
function myplugin_met...
Java's Virtual Machine and CLR
...hat the CLR includes instructions for creating generic types, and then for applying parametric specializations to those types. So, at runtime, the CLR considers a List<int> to be a completely different type from a List<String>.
Under the covers, it uses the same MSIL for all reference-t...
When to use Spring Integration vs. Camel?
...
edited Jun 12 at 9:37
App Work
20.6k55 gold badges2222 silver badges3838 bronze badges
answered Jan 11 '12 at 9:00
...
In C, do braces act as a stack frame?
... int big[100000000];
foo(big);
}
bar();
}
gives:
_foobar:
pushl %ebp
movl %esp, %ebp
movl $400000008, %eax
call __alloca
cmpl $0, 8(%ebp)
je L2
leal -400000000(%ebp), %eax
movl %eax, (%esp)
call _foo
L2:
ca...
How to export all collections in MongoDB?
...
For lazy people, use mongodump, it's faster:
mongodump -d <database_name> -o <directory_backup>
And to "restore/import" it (from directory_backup/dump/):
mongorestore -d <database_name> <directory_backup>
This way, you don't need to deal with all collections individ...
How can I view all the git repositories on my machine?
... it out. Edit out svn and cvs if not required
– quiet_penguin
Oct 29 '18 at 12:32
...