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Is it possible to ping a server from Javascript?
...ther parts of the source but you get the idea).
function Pinger_ping(ip, callback) {
if(!this.inUse) {
this.inUse = true;
this.callback = callback
this.ip = ip;
var _that = this;
this.img = new Image();
this.img.onload = function() {_that.good();};
this.img.onerro...
Convert a python 'type' object to a string
...
print type(someObject).__name__
If that doesn't suit you, use this:
print some_instance.__class__.__name__
Example:
class A:
pass
print type(A())
# prints <type 'instance'>
print A().__class__.__name__
# prints A
Also, it seems th...
How do I rename a local Git branch?
...eives from more than one src.; error: failed to push some refs to 'git@uri:foo/bar.git'
– Anto
Feb 23 '18 at 15:26
1
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How do I resolve cherry-pick conflicts using their changes?
My git cherry-pick FOO produced a conflict.
1 Answer
1
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Python - Count elements in list [duplicate]
...
len(myList) should do it.
len works with all the collections, and strings too.
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require file as string
...ondering how I can import any file as a string. Lets say I have a txt file all I want is to load it into a variable as such.
...
iOS开发调试技巧总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...(format,...)do{\
fprintf(stderr,"%s\n",\
[[[NSStringstringWithUTF8String:__FILE__]lastPathComponent]UTF8String],\
__LINE__,__func__);\
(NSLog)((format),##__VA_ARGS__);\
fprintf(stderr,"-------\n");\
}while(0)
@interfaceViewController
@end
@implementationViewController
-(void)viewDi...
Multiple Parameters for jQuery selector?
...ish to do a search for an element,
we can restrict that search:
$('div.foo').click(function() {
$('span', this).addClass('bar');
// it will find span elements that are
// descendants of the clicked element (this)
});
Also notice that the selector you post "button, input:submit, a", is ca...
Read only file system on Android
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Not all phones and versions of android have things mounted the same.
Limiting options when remounting would be best.
Simply remount as rw (Read/Write):
# mount -o rw,remount /system
Once you are done making changes, remount t...
How to comment in Vim's config files: “.vimrc”?
...ment, for inline (better: at-the-end-of-line comments) you can use command foo |" my comment (pipe for command separaion needed)
– Hartmut P.
Sep 23 '19 at 20:03
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