大约有 15,500 项符合查询结果（耗时：0.0280秒） [XML]
Bring element to front using CSS
...how to bring images to front using CSS . I've already tried setting z-index to 1000 and position to relative, but it still fails.
...
UnboundLocalError on local variable when reassigned after first use
The following code works as expected in both Python 2.5 and 3.0:
12 Answers
12
...
Why does Python pep-8 strongly recommend spaces over tabs for indentation?
...r team's, or your team leaders.
But if I may give you one advice: don't mix'em ;-) [ed: Mixing tabs and spaces is no longer an option.]
share
|
improve this answer
|
follow
...
Is “IF” expensive?
I can't, for the life of me, remember what exactly our teacher said that day and I'm hoping you would probably know.
16 Ans...
Disable/turn off inherited CSS3 transitions
... transition: none;
}
JS Fiddle demo.
Tested with Chromium 12, Opera 11.x and Firefox 5 on Ubuntu 11.04.
The specific adaptation to Opera is the use of -o-transition: color 0 ease-in; which targets the same property as specified in the other transition rules, but sets the transition time to 0, w...
How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
...f pip was installed with conda).
You can see how this works by using the export tool used for migrating an environment:
conda env export -n <env-name> > environment.yml
The file will list both conda packages and pip packages:
name: stats
channels:
- javascript
dependencies:
- pytho...
What does the C++ standard state the size of int, long type to be?
... size is always 1 byte, or CHAR_BIT bits (hence the name). This is stated explicitly in the standard.
The C standard is a normative reference for the C++ standard, so even though it doesn't state these requirements explicitly, C++ requires the minimum ranges required by the C standard (page 22), whi...
How to inspect the return value of a function in GDB?
...
I imagine there are better ways to do it, but the finish command executes until the current stack frame is popped off and prints the return value -- given the program
int fun() {
return 42;
}
int main( int argc, char *v[] ) {
fun();
return 0;
}
You can debug it as such --
(...
Difference between Array and List in scala
...an Array (which is actually mutable - the immutable analog of Array is IndexedSeq).
If you are coming from a Java background, then the obvious parallel is when to use LinkedList over ArrayList. The former is generally used for lists which are only ever traversed (and whose size is not known upfront...
What is the difference between lock and Mutex?
What is the difference between lock and Mutex? Why can't they be used interchangeably?
7 Answers
...