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What's the difference between deque and list STL containers?
...so to "delete matching items" you need to accumulate the matching items in one operation, and then delete them in another. In a list, you can walk through it, remove and add as you wish, and never have to recalculate an iterator.
– Tom Swirly
Apr 28 '12 at 2:0...
How to change the Push and Pop animations in a navigation based app
... fact you must write two different routines for inside animateTransition. One for the push, and one for the pop. Probably name them animatePush and animatePop. Inside animateTransition, just branch on popStyle to the two routines
The example below does a simple move-over/move-off
In your animate...
How to check if there's nothing to be committed in the current branch?
...--porcelain is empty is to test each condition you care about separately. One might not always care, for example, if there are untracked files in the output of git status.
For example, to see if there are any local unstaged changes, you can look at the return code of:
git diff --exit-code
To ch...
Getting name of windows computer running python script?
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Answering one's own question may be considered poor taste by some, but it is perfectly fine, as per the FAQ: stackoverflow.com/faq
– Stephan202
Apr 28 '09 at 21:02
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'printf' vs. 'cout' in C++
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I'm surprised that everyone in this question claims that std::cout is way better than printf, even if the question just asked for differences. Now, there is a difference - std::cout is C++, and printf is C (however, you can use it in C++, just like ...
Storing Images in DB - Yea or Nay?
...he single backup advantage (or more generally speaking, having all data in one place), but the problems you mention are true as well, which is why I cache the images on the filesystem. It's the best of both worlds, and I'm surprised none of the top answers here mention it.
– Ba...
ASP.NET Web Site or ASP.NET Web Application?
...h can be a pain. It also gives problems when you have pages or controls in one directory that need to reference pages and controls in another directory since the other directory may not be compiled into the code yet. Another problem can be in publishing.
If Visual Studio isn't told to re-use the s...
Why does viewWillAppear not get called when an app comes back from the background?
...o change the view if the user is looking at the app while talking on the phone.
7 Answers
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What's up with Java's “%n” in printf?
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From a quick google:
There is also one specifier that doesn't correspond to an argument. It is "%n" which outputs a line break. A "\n" can also be used in some cases, but since "%n" always outputs the correct platform-specific line separator, it is portable ac...
Python int to binary string?
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str.format() just to format one value is overkill. Go straight to the format() function: format(n, 'b'). There is no need to parse out the placeholder and match it to an argument, go straight for the value formatting operation itself. Only use str.forma...