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No connection could be made because the target machine actively refused it?
...asionally - you used the word "sometimes" - and retrying succeeds, it is likely because the server has a full 'backlog'.
When you are waiting to be accepted on a listening socket, you are placed in a backlog. This backlog is finite and quite short - values of 1, 2 or 3 are not unusual - and so the...
Smallest data URI image possible for a transparent image
I'm using a transparent 1x1 image with a background image, to be able to use sprites and still provide alternative text for some icons.
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How do I get a platform-dependent new line character?
...thods) you can use %n as in
Calendar c = ...;
String s = String.format("Duke's Birthday: %1$tm %1$te,%1$tY%n", c);
//Note `%n` at end of line ^^
String s2 = String.format("Use %%n as a platform independent newline.%n");
// %% becomes % ^^
// ...
Java: Get last element after split
...ow an ArrayIndexOutOfBoundsException. Example: https://onlinegdb.com/r1M-TJkZ8
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What's the “average” requests per second for a production web application?
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OpenStreetMap seems to have 10-20 per second
Wikipedia seems to be 30000 to 70000 per second spread over 300 servers (100 to 200 requests per second per machine, most of which is caches)
Geograph is getting 7000 images per week (1 upload per 95 seconds)
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Most used parts of Boost [closed]
When I discovered boost::lexical_cast I thought to myself "why didn't I know about this sooner!" - I hated having to write code like
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How to allow only one radio button to be checked?
...buttons, corresponding to the answers assigned to the buttons. But I don't know why I can check multiple radio buttons, which messed me up. It is supposed to only let me check on one radio button and I had that somehow but I lost it. Any help? Thank you.
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Finding a substring within a list in Python [duplicate]
...ited Dec 7 '15 at 18:40
matt wilkie
13.3k1919 gold badges6767 silver badges9797 bronze badges
answered Dec 8 '12 at 16:49
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In Swift how to call method with parameters on GCD main thread?
In my app I have a function that makes an NSRURLSession and sends out an NSURLRequest using
9 Answers
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Adding images or videos to iPhone Simulator
I am trying to use UIImagePickerController with UIImagePickerControllerSourceTypePhotoLibrary , but it says, "No photos". Where does the simulator get the images from? Where should I copy the images so that they are displayed in the simulator?
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