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Can you remove elements from a std::list while iterating through it?
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You have to increment the iterator first (with i++) and then remove the previous element (e.g., by using the returned value from i++). You can change the code to a while loop like so:
std::list<item*>::iterator i = items.begin();
while (i != i...
how to get request path with express req object
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After having a bit of a play myself, you should use:
console.log(req.originalUrl)
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How to debug apk signed for release?
...phone. I would like to debug this release apk (by means of Eclipse) whilst it is running on my phone. I have done this before (and remember it being with one of the Android development tools; perhaps Dalvik Debug Monitor) but unfortunately cannot remember how to do it and have been unable to find an...
Git serve: I would like it that simple
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Navigate into your project and start git-daemon with the following switches:
cd project
git daemon --reuseaddr --base-path=. --export-all --verbose
This tells git-daemon to serve up all projects inside the current directory (which I assume is the project direc...
iOS - Calling App Delegate method from ViewController
...at I am trying to do is click a button (that was created in code) and have it call up a different view controller then have it run a function in the new view controller.
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What is the 'override' keyword in C++ used for? [duplicate]
...that I am working on. May I know, what is real use of override , perhaps with an example would be easy to understand.
4 An...
iOS Detection of Screenshot?
... app Snapchat , on the App Store, is an app that lets you share pictures with a self-destruct on them. You can only view the pics for X seconds. If you attempt to take a screenshot while the picture is showing using the home-power key combo, it will tell the sender you tried to take a screenshot.
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Automatic post-registration user authentication
...lding a business app from the ground up in Symfony 2, and I've run into a bit of a snag with the user registration flow: after the user creates an account, they should be automatically logged in with those credentials, instead of being immediately forced to provide their credentials again.
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What is the difference between :focus and :active?
...ave a <button>. The <button> will not have any state to begin with. It just exists. If we use Tab to give "focus" to the <button>, it now enters its :focus state. If you then click (or press space), you then make the button enter its (:active) state.
On that note, when you click o...
Run javascript function when user finishes typing instead of on key up?
...ajax request when the user has finished typing in a text box. I don't want it to run the function on every time the user types a letter because that would result in A LOT of ajax requests, however I don't want them to have to hit the enter button either.
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