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What happens to a detached thread when main() exits?
... joined again" is:
Yes, with the *_at_thread_exit family of functions (notify_all_at_thread_exit(), std::promise::set_value_at_thread_exit(), ...).
As noted in footnote [2] of the question, signalling a condition variable or a semaphore or an atomic counter is not sufficient to join a detached thr...
jQuery .val change doesn't change input value
... with .html(), then there will be still the same old value, doesnt matter, if you use .val('new value') or attr('value', 'new value')... :(
– Legionar
May 27 '14 at 11:58
6
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What is the best way to add options to a select from a JavaScript object with jQuery?
...oin(''));
In this way you "touch the DOM" only one time.
I'm not sure if the latest line can be converted into $('#mySelect').html(output.join('')) because I don't know jQuery internals (maybe it does some parsing in the html() method)
...
How to trigger ngClick programmatically
...pe.clickOnUpload = clickOnUpload;
More info on Angular Extend way here.
If you are using old versions of angular, you should use trigger instead of triggerHandler.
If you need to apply stop propagation you can use this method as follows:
<a id="myselector" ng-click="clickOnUpload(); $event.s...
Is there a way to use SVG as content in a pseudo element :before or :after
...
Why would you want to do this? If you have the svg code in the file already, then there is no need to put it in a pseudo-class. The whole point of pseudo-classes is to reduce DOM elements when you want to add a bit of content, but in your case if you just ...
How to get a thread and heap dump of a Java process on Windows that's not running in a console
...
You are confusing two different java dumps. kill -3 generates a thread dump, not a heap dump.
Thread dump = stack traces for each thread in the JVM output to stdout as text.
Heap dump = memory contents for the JVM process output to a binary file....
Postgres could not connect to server
... -D /usr/local/var/postgres -- it will give you a much more verbose output if postgres fails to start.
In my case, running rm -rf /usr/local/var/postgres && initdb /usr/local/var/postgres -E utf8 removed my old databases and then reinitialized the postgres db schema.
Thanks to https://gi...
iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...了以后，停止载入
-(void)viewWillDisappear:(BOOL)animated {
if (myWebView.isLoading) {
[myWebView stopLoading];
}
myWebView.delegate = nil;
[UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
}
16.汉字转码
NSString *oriString = @"\u67...
On design patterns: When should I use the singleton?
The glorified global variable - becomes a gloried global class. Some say breaking object-oriented design.
19 Answers
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What is the default form HTTP method?
When an HTML form is submitted without specifying a method, what is the default HTTP method used? GET or POST?
5 Answers
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