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Smooth GPS data

... displaying current position on a map. The problem is that sometimes (specially when accuracy is low) the values vary a lot, making the current position to "jump" between distant points in the map. ...
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Copy files from one directory into an existing directory

... I really like this syntax, but for some reason it doesn't work with mv. Does anyone know why? – Martin von Wittich Sep 16 '13 at 11:18 ...
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How to hide a in a menu with CSS?

I've realized that Chrome, it seems, will not allow me to hide <option> in a <select> . Firefox will. 13 Ans...
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Why is there no Constant feature in Java?

...g to identify the reason behind constants in Java I have learned that Java allows us to declare constants by using final keyword. ...
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How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]

... First off, a "port" is just a number. All a "connection to a port" really represents is a packet which has that number specified in its "destination port" header field. Now, there are two answers to your question, one for stateful protocols and one for stateless...
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Xcode/Simulator: How to run older iOS version?

... As for weak linking, will this still install on an older device? I tried a while ago and came to the conclusion (as well as others) that if you want iAds, you need to be 4.0 minimum. – ingh.am Nov 23 '10 at 23:24 ...
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The identity used to sign the executable is no longer valid

... i had to delete all certificates/profiles manually and also refresh everything on the Apple developer portal and download them again, but it worked. – benka Oct 30 '13 at 15:36 ...
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The developers of this app have not set up this app properly for Facebook Login?

... the problem was you have to set Do you want to make this app and all its live features available to the general public? set status and review to ON and problem solved enjoy coding share | ...
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What is the behavior difference between return-path, reply-to and from?

... Now, let's describe the different "FROM"s. The return path (sometimes called the reverse path, envelope sender, or envelope from — all of these terms can be used interchangeably) is the value used in the SMTP session in the MAIL FROM command. As you can see, this does not need to be the same v...
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What is a “surrogate pair” in Java?

...encoding, characters are mapped to values between 0x0 and 0x10FFFF. Internally, Java uses the UTF-16 encoding scheme to store strings of Unicode text. In UTF-16, 16-bit (two-byte) code units are used. Since 16 bits can only contain the range of characters from 0x0 to 0xFFFF, some additional complex...