大约有 34,900 项符合查询结果（耗时：0.0435秒） [XML]
ERROR 2006 (HY000): MySQL server has gone away
...
max_allowed_packet=64M
Adding this line into my.cnf file solves my problem.
This is useful when the columns have large values, which cause the issues, you can find the explanation here.
On Windows this file is located at: "C:\Program...
How can I force clients to refresh JavaScript files?
We are currently working in a private beta and so are still in the process of making fairly rapid changes, although obviously as usage is starting to ramp up, we will be slowing down this process. That being said, one issue we are running into is that after we push out an update with new JavaScript...
BaseException.message deprecated in Python 2.6
... use str(my) or (less elegant) my.args[0] to access the custom message.
Background
In the newer versions of Python (from 2.6) we are supposed to inherit our custom exception classes from Exception which (starting from Python 2.5) inherits from BaseException. The background is described in detail in ...
Entity Framework: table without primary key
I have an existing DB with which I would like to build a new app using EF4.0
18 Answers
...
Convert Enumeration to a Set/List
...
WhiteFang34WhiteFang34
64.7k1717 gold badges9696 silver badges107107 bronze badges
...
Changing Ctrl + Tab behavior for moving between documents in Visual Studio
...s it possible to change how Ctrl + Tab and Shift + Ctrl + Tab work in Visual Studio? I have disabled the popup navigator window, because I only want to switch between items in the tab control. My problem is the inconsistency of what switching to the next and previous document do.
...
How do I include a pipe | in my linux find -exec command?
This isn't working. Can this be done in find? Or do I need to xargs?
6 Answers
6
...
nonlocal keyword in Python 2.x
...sure in Python 2.6 and I need to access a nonlocal variable but it seems like this keyword is not available in python 2.x. How should one access nonlocal variables in closures in these versions of python?
...
Get an element by index in jQuery
...list. I have to get the li element by using that index and change its background color. Is this possible without looping the entire list? I mean, is there any method that could achieve this functionality?
...
Is it true that one should not use NSLog() on production code?
I was told this a few times in this very site, but I wanted to make sure this is really the case.
12 Answers
...