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In C++, if throw is an expression, what is its type?
I picked this up in one of my brief forays to reddit:
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The role of #ifdef and #ifndef
In this what is the role of #ifdef and #ifndef , and what's the output?
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jQuery vs jQuery Mobile vs jQuery UI?
...rs to literally "write less, do more", the 3 different flavours you are asking about, do very different things.
First up jQuery is the core library which contains the main functionality of the framework, so if you want to make an element fade in, you would include jQuery on your page, and then cal...
What's a standard way to do a no-op in python?
I often find myself writing if / elif / else constructs in python, and I want to include options which can occur, but for which the corresponding action is to do nothing. I realise I could just exclude those if statements, but for readability I find it helps to include them all, so that if you are l...
Check if value already exists within list of dictionaries?
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Here's one way to do it:
if not any(d['main_color'] == 'red' for d in a):
# does not exist
The part in parentheses is a generator expression that returns True for each dictionary that has the key-value pair you are looking for, otherwise False.
If the key coul...
How to check if an app is installed from a web-page on an iPhone?
...ect an iPhone to the app-store if the iPhone does not have the application installed, but if the iPhone has the app installed I want it to open the application.
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Which is better, return “ModelAndView” or “String” on spring3 controller
...one you choose to use depends which one suits your application better - Spring allows you to do it either way.
Historically, the two approaches come from different versions of Spring. The ModelAndView approach was the primary way of returning both model and view information from a controller in pre...
Django - Circular model import issue
I'm really not getting this, so if someone could explain how this works I'd very much appreciate it. I have two applications, Accounts and Theme... here is my settings list:
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Undo a git stash
I just did a stash in a project that I haven't commit. Is there a way to go back to the state before I stashed? How could I do this? I've closed the terminal and my laptop is shut down. I've done some researched and it seems there's no way to do this.
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Get PostGIS version
How can I find out which version of PostGIS I have?
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