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Fragment or Support Fragment?
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From my experience, using the same fragment implementation on all Android devices is a great advantage. I could not get rid of all NullPointerExceptions when state is saved on Android 4.0 using native fragments, with the support library they are all gone. Also I could not see any disadv...
Standard concise way to copy a file in Java?
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As toolkit mentions above, Apache Commons IO is the way to go, specifically FileUtils.copyFile(); it handles all the heavy lifting for you.
And as a postscript, note that recent versions of FileUtils (such as the 2.0.1 release) have added the use of NIO for copying files; NIO can significantly ...
Lightweight Java Object cache API [closed]
I'm looking for a Java in-memory object caching API. Any recommendations? What solutions have you used in the past?
7 Answe...
How can I make a clickable link in an NSAttributedString?
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In this case please use the API - (void)setLinkForRange:(NSRange)range withLinkHandler:(void(^)(FRHyperLabel *label, NSRange selectedRange))handler; instead. Please refer to the readme in the github page.
– Jinghan Wang
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How to check if a value exists in an array in Ruby
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Let me just note that internally, #include? still does perform looping. The coder is saved from writing the loop explicitly, though. I have added an answer that performs the task truly without looping.
– Boris Stitnicky
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Detect If Browser Tab Has Focus
...ct of this, and also the note about telling the user you have paused are really good notes. Thanks.
– Fenton
Sep 12 '11 at 14:30
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JavaScript file upload size validation
...e used for this purpose, and it's easy to test whether it's supported and fall back (if necessary) to another mechanism if it isn't.
Here's a complete example:
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-type" content="text/html;charset=UTF-8">
<title>Show...
SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*
...ar chat = $.connection.chatHub;
// Create a function that the hub can call to broadcast messages.
chat.client.addChatMessage = function (who, message) {
// Html encode display name and message.
var encodedName = $('<div />').text(who).html();
var encodedMsg = $(...
Difference between .keystore file and .jks file
...y. Some application use a keystore file stored in $HOME/.keystore: it's usually implied that it's a JKS file, since JKS is the default keystore type in the Sun/Oracle Java security provider. Not everyone uses the .jks extension for JKS files, because it's implied as the default. I'd recommend using ...
How to merge two arrays in JavaScript and de-duplicate items
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Or, perhaps even better than underscore, the API-compatible lodash.
– Brian M. Hunt
Feb 9 '13 at 15:02
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