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Fastest way to reset every value of std::vector to 0
...t every value of a std::vector<int> to 0 and keeping the vectors initial size ?
6 Answers
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“Java DateFormat is not threadsafe” what does this leads to?
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Let's try it out.
Here is a program in which multiple threads use a shared SimpleDateFormat.
Program:
public static void main(String[] args) throws Exception {
final DateFormat format = new SimpleDateFormat("yyyyMMdd");
Ca...
Run php script as daemon process
I need to run a php script as daemon process (wait for instructions and do stuff). cron job will not do it for me because actions need to be taken as soon as instruction arrives. I know PHP is not really the best option for daemon processes due to memory management issues, but due to various reasons...
scala vs java, performance and memory? [closed]
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Scala makes it very easy to use enormous amounts of memory without realizing it. This is usually very powerful, but occasionally can be annoying. For example, suppose you have an array of strings (called array), and a map from those st...
Using Core Data, iCloud and CloudKit for syncing and backup and how it works together
...nd backup data. The app will not store any files just data in a database. It is going to be iOS 8 and up so I am able to use CloudKit. I did some research and still not clear on how Core Data, iCloud and CloudKit work together.
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Can't connect to local MySQL server through socket homebrew
I recently tried installing MySQL with homebrew ( brew install mysql ) and when I try to run it I get the following error:
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Why can't a 'continue' statement be inside a 'finally' block?
...un, like a return, for example, which brings the same problem.
In short, with the semantics of finally it doesn't make sense to allow transferring control from inside a finally block to the outside of it.
Supporting this with some alternative semantics would be more confusing than helpful, since t...
Getting jQuery to recognise .change() in IE
...ry to hide and show elements when a radio button group is altered/clicked. It works fine in browsers like Firefox, but in IE 6 and 7, the action only occurs when the user then clicks somewhere else on the page.
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Windows equivalent of the 'tail' command
...follow
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edited Apr 28 '15 at 16:47
answered Aug 18 '09 at 16:48
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Real-world examples of recursion [closed]
... are lots of mathy examples here, but you wanted a real world example, so with a bit of thinking, this is possibly the best I can offer:
You find a person who has contracted a given contageous infection, which is non fatal, and fixes itself quickly( Type A) , Except for one in 5 people ( We'll call...