大约有 41,000 项符合查询结果（耗时：0.0550秒） [XML]
MySQL Error 1153 - Got a packet bigger than 'max_allowed_packet' bytes
I'm importing a MySQL dump and getting the following error.
14 Answers
14
...
How to increase timeout for a single test case in mocha
I'm submitting a network request in a test case, but this sometimes takes longer than 2 seconds (the default timeout).
8 An...
arrayfun can be significantly slower than an explicit loop in matlab. Why?
Consider the following simple speed test for arrayfun :
2 Answers
2
...
What is the difference between isinstance('aaa', basestring) and isinstance('aaa', str)?
...
In Python versions prior to 3.0 there are two kinds of strings "plain strings" and "unicode strings". Plain strings (str) cannot represent characters outside of the Latin alphabet (ignoring details of code pages for simplicity). Unicode strings (u...
How to execute a file within the python interpreter?
...ables )
>>> print variables # globals from the someFile module
For Python3, use:
>>> exec(open("filename.py").read())
share
|
improve this answer
|
fo...
Android on-screen keyboard auto popping up
...lowed by several Button s. The problem is that several of my users are reporting that when they open the app it's automatically popping up the on-screen keyboard without them even touching the EditText . As far as I can tell, all of these users are using the HTC Hero .
...
Dynamically access object property using variable
...ething['bar']
The value between the brackets can be any expression. Therefore, if the property name is stored in a variable, you have to use bracket notation:
var something = {
bar: 'foo'
};
var foo = 'bar';
// both x = something[foo] and something[foo] = x work as expected
console.log(somet...
...t;<![endif]-->
Note: These conditional comments are
no longer supported from IE 10 onwards.
share
|
improve this answer
|
follow
|
...
Can you nest html forms?
Is it possible to nest html forms like this
20 Answers
20
...
What is the 'cls' variable used for in Python classes?
..."self" and "cls" is defined in PEP 8 . As Adrien said, this is not a mandatory. It's a coding style. PEP 8 says:
Function and method arguments:
Always use self for the first argument to instance methods.
Always use cls for the first argument to class methods.
...