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Proper use of errors
...
Simple solution to emit and show message by Exception.
try {
throw new TypeError("Error message");
}
catch (e){
console.log((<Error>e).message);//conversion to Error type
}
Caution
Above is not a solution if we don't know what kind of error can be emit...
How to require a controller in an angularjs directive
... this question as "Answered".
It depends on what you want to accomplish by sharing a controller; you can either share the same controller (though have different instances), or you can share the same controller instance.
Share a Controller
Two directives can use the same controller by passing th...
java: (String[])List.toArray() gives ClassCastException
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Is pass-by-value a reasonable default in C++11?
In traditional C++, passing by value into functions and methods is slow for large objects, and is generally frowned upon. Instead, C++ programmers tend to pass references around, which is faster, but which introduces all sorts of complicated questions around ownership and especially around memory ma...
What is the difference (if any) between Html.Partial(view, model) and Html.RenderPartial(view,model)
...
This is a great explanation by Dino Esposito:
The difference between the two methods may look small and harmless,
but it may bite at you if you don’t know how to handle it. The key
difference between the two methods is:
Partial returns...
Hibernate openSession() vs getCurrentSession()
...er that opens the session - then you can access that session anywhere else by using the SessionFactory.getCurrentSession().
SessionFactory.openSession() always opens a new session that you have to close once you are done with the operations. SessionFactory.getCurrentSession() returns a session boun...
Why do I get a warning every time I use malloc?
...
You don't explicitly declare it and
There already is a built-in function by that name which has a different signature than the one that was implicitly declared (when a function is declared implicitly, its return and argument types are assumed to be int, which isn't compatible with the built-in mal...
Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
...hods/thread groups from noticing the interrupt. Which may cause problems.
By calling Thread.currentThread().interrupt(), you set the interrupt flag of the thread, so higher level interrupt handlers will notice it and can handle it appropriately.
Java Concurrency in Practice discusses this in more ...
Git, How to reset origin/master to a commit?
I reset my local master to a commit by this command:
4 Answers
4
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Correct way to try/except using Python requests module?
... is catastrophic and you can't go on, then yes, you may abort your program by raising SystemExit (a nice way to both print an error and call sys.exit).
You can either catch the base-class exception, which will handle all cases:
try:
r = requests.get(url, params={'s': thing})
except requests.exce...