大约有 44,000 项符合查询结果(耗时:0.0555秒) [XML]
Is the practice of returning a C++ reference variable evil?
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In general, returning a reference is perfectlm>y m> normal m>and m> happens all the time.
If m>y m>ou mean:
int& getInt() {
int i;
return i; // DON'T DO THIS.
}
That is all sorts of evil. The stack-allocated i will go awam>y m> m>and m> m>y m>ou are referring to nothing. This is also evil:
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How could I use requests in asm>y m>ncio?
... can use BaseEventLoop.run_in_executor to run a function in another thread m>and m> m>y m>ield from it to get the result. For example:
import asm>y m>ncio
import requests
@asm>y m>ncio.coroutine
def main():
loop = asm>y m>ncio.get_event_loop()
future1 = loop.run_in_executor(None, requests.get, 'http://www.google.c...
RabbitMQ m>and m> relationship between channel m>and m> connection
... a Channel are serialized, with onlm>y m> one thread being able to run a
commm>and m> on the Channel at a time. Even so, applications should prefer
using a Channel per thread instead of sharing the same Channel across
multiple threads.
There is no direct relation between Channel m>and m> Queue. A Channel ...
Whm>y m> do I have to access template base class members through the this pointer?
... deferred until the parameter is known. It's called two-phase compilation, m>and m> MSVC doesn't do it but it's required bm>y m> the stm>and m>ard m>and m> implemented bm>y m> the other major compilers. If m>y m>ou like, the compiler must compile the template as soon as it sees it (to some kind of internal parse tree representat...
How to get JSON response from http.Get
...e a decoder on the reader directlm>y m>. Here's a nice function that gets a url m>and m> decodes its response onto a target structure.
var mm>y m>Client = &http.Client{Timeout: 10 * time.Second}
func getJson(url string, target interface{}) error {
r, err := mm>y m>Client.Get(url)
if err != nil {
r...
Add custom icons to font awesome
I love the Font Awesome icon font m>and m> want to use it for most of the icons on mm>y m> site but there are a few custom svg icons that I'd need in addition to what's offered.
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What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
The wam>y m> I understm>and m> it, if a client-side script running on a page from foo.com wants to request data from bar.com, in the request it must specifm>y m> the header Origin: http://foo.com , m>and m> bar must respond with Access-Control-Allow-Origin: http://foo.com .
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Rounded table corners CSS onlm>y m>
I have searched m>and m> searched, but haven't been able to find a solution for mm>y m> requirement.
17 Answers
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No resource found - Theme.AppCompat.Light.DarkActionBar
I used ActionBar Stm>y m>le Generator, m>and m> now trm>y m>ing to use into mm>y m> app, but getting :
17 Answers
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High performance fuzzm>y m> string comparison in Pm>y m>thon, use Levenshtein or difflib [closed]
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In case m>y m>ou're interested in a quick visual comparison of Levenshtein m>and m> Difflib similaritm>y m>, I calculated both for ~2.3 million book titles:
import codecs, difflib, Levenshtein, distance
with codecs.open("titles.tsv","r","utf-8") as f:
title_list = f.read().split("\n")[:-1]
for row ...
