大约有 47,000 项符合查询结果（耗时：0.0581秒） [XML]
In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?
...ke AJAX does -- but long polling was created when WebSockets didn't exist. Now due to WebSockets,
long polling is going away.
WebRTC allows for peer-to-peer communication.
I recommend learning WebSockets.
Comparison:
of different communication techniques on the web
AJAX - request → respons...
Generate a random letter in Python
...
@TaylorLeese, as I have known that there are three options including ascii_letters, ascii_uppercase, and ascii_lowercase.
– trdngy
May 18 '18 at 11:17
...
How to hide iOS status bar
...initially hidden = YES
View controller-based status bar appearance = NO
now the status bar will hidden.
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Exclude .svn directories from grep [duplicate]
...:
alias sgrep='find . -path "*/.svn" -prune -o -print0 | xargs -0 grep'
Now you can do this:
sgrep some_var
... and get expected results.
Of course, if you're an insane person like me who just has to use the same .bashrc everywhere, you could spend 4 hours writing an overcomplicated bash func...
Java: How to Indent XML Generated by Transformer
...ark with stackoverflow.com/a/979606/837530, I removed the whitespaces, and now indents like a charm
– Sa'ad
Jun 24 '14 at 11:54
1
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CSS disable text selection
...t: none;-moz-user-select: none;-ms-user-select: none;user-select: none;}
now you can enable input and text-area enable
input, textarea{
-webkit-touch-callout:default;
-webkit-user-select:text;
-khtml-user-select: text;
-moz-user-select:text;
-ms-user-select:text;
user-select:text;}
...
How do I analyze a program's core dump file with GDB when it has command-line parameters?
...need to pass it again
objdump -s core can be used to dump memory in bulk
Now for the full educational test setup:
main.c
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int myfunc(int i) {
*(int*)(NULL) = i; /* line 7 */
return i - ...
Kill child process when parent process is killed
...nifest once again? Apparently there's a break in the clouds, as Windows 8 now allows a process to belong to multiple jobs. [3] So I haven't tested it yet, but I imagine that this madness will be over now if you simply include a manifest with the supportedOS information.
Tip 1: If you're developing...
Go to Matching Brace in Visual Studio?
...TRL + ]. It works with parentheses ( ), brackets [ ] and braces { }. From now on you don’t need to play Where’s Waldo? to find that brace.
On MacOS, use CMD + SHIFT + \
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jQuery: Count number of list elements?
...
Try:
$("#mylist li").length
Just curious: why do you need to know the size? Can't you just use:
$("#mylist").append("<li>New list item</li>");
?
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