大约有 48,000 项符合查询结果（耗时：0.0550秒） [XML]
What is IP address '::1'?
I was playing with sockets on local machine with no network connection. See below:
2 Answers
...
Can't compare naive and aware datetime.now()
I am trying to compare the current date and time with dates and times specified in models using comparison operators:
7 Ans...
Merging without whitespace conflicts
...ot a problem where I've got a large commit which changes about a thousand lines of code, removing whitespace from the end of lines and removing spaces before tabs.
...
Django Model - Case-insensitive Query / Filtering
How can I query/filter in Django and ignore the cases of my query-string?
1 Answer
1
...
How do I test for an empty string in a Bash case statement?
...
The case statement uses globs, not regexes, and insists on exact matches.
So the empty string is written, as usual, as "" or '':
case "$command" in
"") do_empty ;;
something) do_something ;;
prefix*) do_prefix ;;
*) do_other ;;
esac
...
Content Security Policy “data” not working for base64 Images in Chrome 28
In this simple example, I'm trying to set a CSP header with the meta http-equiv header. I included a base64 image and I'm trying to make Chrome load the image.
...
What does 'stale file handle' in Linux mean?
Say I have a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file ...
django templates: include and extends
I would like to provide the same content inside 2 different base files.
7 Answers
7
...
Random color generator
...
Use getRandomColor() in place of "#0000FF":
function getRandomColor() {
var letters = '0123456789ABCDEF';
var color = '#';
for (var i = 0; i < 6; i++) {
color += letters[Math.floor(Math.random() * 16)];
}
return color;...
How do you import classes in JSP?
I am a complete JSP beginner. I am trying to use a java.util.List in a JSP page. What do I need to do to use classes other than ones in java.lang ?
...