大约有 47,000 项符合查询结果（耗时：0.0629秒） [XML]
Pip freeze vs. pip list
...you are using a virtualenv, you can specify a requirements.txt file to install all the dependencies.
A typical usage:
$ pip install -r requirements.txt
The packages need to be in a specific format for pip to understand, which is
feedparser==5.1.3
wsgiref==0.1.2
django==1.4.2
...
That is the ...
PostgreSQL - Rename database
...isconnect from the database to be renamed
\c postgres
-- force disconnect all other clients from the database to be renamed
SELECT pg_terminate_backend( pid )
FROM pg_stat_activity
WHERE pid <> pg_backend_pid( )
AND datname = 'name of database';
-- rename the database (it should now have...
jQuery: keyPress Backspace won't fire?
...
Use keyup instead of keypress. This gets all the key codes when the user presses something
share
|
improve this answer
|
follow
...
ImportError: No module named matplotlib.pyplot
...
fpt
35822 silver badges1111 bronze badges
answered Aug 11 '13 at 21:13
Viktor KerkezViktor Kerkez
35....
Extension methods cannot be dynamically dispatched
...
answered Jan 5 '14 at 11:12
basbas
11k1616 gold badges5353 silver badges109109 bronze badges
...
How to set a JVM TimeZone Properly
...
Bozhidar BatsovBozhidar Batsov
50.9k1111 gold badges9090 silver badges110110 bronze badges
...
What is the JavaScript equivalent of var_dump or print_r in PHP? [duplicate]
...
This really is not a proper answer as this is not an inherent feature or function of JavaScript and there are innumerable scenarios where one will absolutely not have access to console.log()
– Chris Rasys
...
Android, getting resource ID from string?
...
OneCricketeer
115k1212 gold badges7979 silver badges165165 bronze badges
answered Dec 13 '10 at 11:21
MacarseMacars...
Combining node.js and Python
...
We are highly concerned about speed, what is the most elegant way how to call a Python "worker" from node.js in an asynchronous non-blocking way?
...
C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...从缓冲区中取出消息
MessageBuffer.h
//MessageBuffer.h
#ifndef _MESSAGE_BUF_INCLUDE_
#define _MESSAGE_BUF_INCLUDE_
#include <pthread.h>
#define MESSAGE_COUNT 16
#define MESSAGE_LENGTH 2048
class MessageBuffer{
private:
pthread_mutex_t mutex;//访问缓冲的互斥量
pthread_...