Graceful exiting of a program in Python?

I have a script that runs as a while True: doStuff() What开发者_高级运维 is the best way to communicate with this script if I need to stop it but I don\'t want to kill it if it is in the middle of

SqlServer事务语法及使用方法详解

事务是关于原子性的。原子性的概念是指可以把一些事情当做一个不可分割的单元来看待。从数据库的角度看，它是指应全部执行或全部不执行的一条或多条语句的最小组合。为了理解事务的概念，需要能够定义非常明确的边界

Running expensive operations on ObservableCollection.CollectionChanged

In my model I need to be made aware when a particular collection is changed so I am subscribing to the CollectionChanged event of the ObservableCollection. This is working really well except that the

How to manage a large dataset using Spring MySQL and RowCallbackHandler

I\'m trying to go over each row of a table in MySQL using Spring and a JdbcTemplate.If I\'m not mistaken this should be as simple开发者_如何学运维 as:

怪开头的四字成语有哪些？？

ty_125876493 2022-06-16 18:40 “魔”开头的四字成语只有一个“魔魔道道”。 魔魔道道[mó mó dào dào]

Adding views to a scrolling view

I have a view (myContactViewController.xib) which contains a Scroll View (created in Interface Builder, and which takes takes up the entire height of the window and is 960px in width — ie. 3 x the wi

不眠之夜歌词翻译？

"Cannot open include file: 'config-win.h': No such file or directory" while installing mysql-python

I\'m trying to install mysql-python in a virtualenv using pip on windows.At first, I w开发者_JAVA百科as getting the same error reported here, but the answer there worked for me too.Now I\'m getting th

Creating a new virtualenv results in an error

I\'m trying to get virtualenv to work on my machine. I\'m using python2.6, and after installing pip, and using pip to install virtualenv, running \"virtualenv --no-site-packages cyclesg\" results in t

Import error with virtualenv

I have a problem with virtualenv. I use it regulary, I use it on my development machine and on several servers. But on this last server I tried to use i got a problem.