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difference between throw and throw new Exception()
...'s also a third way where you pass an inner exception:
try { ... }
catch (FooException e) {
throw new BarException("foo", e);
}
I'd recommend using:
the first if you want to do some cleanup in error situation without destroying information or adding information about the error.
the third i...
Why does running the Flask dev server run itself twice?
I'm using Flask for developing a website and while in development I run flask using the following file:
6 Answers
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How to implement an STL-style iterator and avoid common pitfalls?
I made a collection for which I want to provide an STL-style, random-access iterator. I was searching around for an example implementation of an iterator but I didn't find any. I know about the need for const overloads of [] and * operators. What are the requirements for an iterator to be "STL-s...
How can I convert this foreach code to Parallel.ForEach?
I am a bit of confused about Parallel.ForEach .
What is Parallel.ForEach and what does it exactly do?
Please don't reference any MSDN link.
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Is it possible to cast a Stream in Java 8?
Is it possible to cast a stream in Java 8? Say I have a list of objects, I can do something like this to filter out all the additional objects:
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Remote debugging with Android emulator
Is it possible to write the code/compile Android application on one machine and debug it remotely on the emulator launched on another? I'm sick and tired of the emulator constantly eating half of my laptop's CPU.
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Best way to add comments in erb
...sing real ERB. However, I've run into issues with code like this <% for foo in bar # loop over bar %>.. This was OK in the ERB that shipped with 1.8.6, but when I switched to 1.8.7, it caused lots of problems.
– John Douthat
May 5 '10 at 22:20
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How to enable or disable an anchor using jQuery?
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Actually My coding is in Rails and my coding is <%= foo.add_associated_link('Add email', @project.email.build) %> when it I render it into browser i can see the email but i cannot disabled it even i tried with coding such as e.preventDefault() but of no result
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Array or List in Java. Which is faster?
I have to keep thousands of strings in memory to be accessed serially in Java. Should I store them in an array or should I use some kind of List ?
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How to get the HTML for a DOM element in javascript
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Use outerHTML:
var el = document.getElementById( 'foo' );
alert( el.outerHTML );
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