大约有 46,000 项符合查询结果（耗时：0.0586秒） [XML]
Removing array item by value
... can do:
$arr = array_diff($arr, array('remove_me', 'remove_me_also'));
And the value of $arr will be:
array('nice_item', 'another_liked_item')
Hope it helps write beautiful code.
share
|
impr...
How to combine class and ID in CSS selector?
...* Won't work in IE6, but valid */
div.firstClass.secondClass /* ditto */
and, per your example:
div#content.sectionA
Edit, 4 years later: Since this is super old and people keep finding it: don't use the tagNames in your selectors. #content.myClass is faster than div#content.myClass because the...
How do I measure execution time of a command on the Windows command line?
Is there a built-in way to measure execution time of a command on the Windows command line?
30 Answers
...
Call Activity method from adapter
...Adapter in another Activity. Trust me i have spent enough time in industry and I am just trying to help you here, please don't take it personally.
– Varundroid
Dec 13 '14 at 13:30
...
What does the Visual Studio “Any CPU” target mean?
... AnyCPU assembly will JIT to 64-bit code when loaded into a 64-bit process and 32 bit when loaded into a 32-bit process.
By limiting the CPU you would be saying: There is something being used by the assembly (something likely
unmanaged) that requires 32 bits or 64 bits.
...
Finding the average of a list
...sum(l) / float(len(l))
There is no need to use reduce. It is much slower and was removed in Python 3.
share
|
improve this answer
|
follow
|
...
What's the regular expression that matches a square bracket?
...May 29 '09 at 20:51
Peter StuifzandPeter Stuifzand
4,66511 gold badge2020 silver badges2828 bronze badges
...
Delete a dictionary item if the key exists [duplicate]
...
And EAFP is the recommended approach in Python. I would like to see the evidence and rationale for the statement "except clauses are expensive."
– Bobort
Oct 26 '16 at 14:44
...
Purpose of Activator.CreateInstance with example?
...
obj = (MyFancyObject)Activator.CreateInstance("MyAssembly", ClassName))
and can then do stuff like:
obj.A = 100;
That's its purpose. It also has many other overloads such as providing a Type instead of the class name in a string. Why you would have a problem like that is a different story. Her...
jQuery: how to change title of document during .ready()?
I am using some nested layouts in Ruby on Rails, and in one of the layouts i have a need to read in a string from a div and set that as the title of the document. What is correct way (if any) to set the title of the document?
...