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Strings are objects in Java, so why don't we use 'new' to create them?
... not like new String("abcd")] in Java are interned - this means that every time you refer to "abcd", you get a reference to a single String instance, rather than a new one each time. So you will have:
String a = "abcd";
String b = "abcd";
a == b; //True
but if you had
String a = new String("ab...
SQLAlchemy: Creating vs. Reusing a Session
...ing sessionmaker() once but calling the resulting Session() class each time you need to talk to your DB. For me that means the second I would do my first session.add(x) or something similar, I would first do
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Set the selected index of a Dropdown using jQuery
How do I set the index of a dropdown in jQuery if the way I'm finding the control is as follows:
9 Answers
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Escaping ampersand in URL
I am trying to send a GET message that contains strings with ampersands and can't figure how to escape the ampersand in the URL.
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When to use dynamic vs. static libraries
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Dynamic libraries were considered to be the better approach most of the time, but originally they had a major flaw (google DLL hell), which has all but been eliminated by more recent Windows OSes (Windows XP in particular).
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What is the difference between Amazon SNS and Amazon SQS?
...ges from SQS. Messages can't be received by multiple receivers at the same time. Any one receiver can receive a message, process and delete it. Other receivers do not receive the same message later. Polling inherently introduces some latency in message delivery in SQS unlike SNS where messages are i...
Why does fatal error “LNK1104: cannot open file 'C:\Program.obj'” occur when I compile a C++ project
I've created a new C++ project in Visual Studio 2008. No code has been written yet; Only project settings have been changed.
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How to tell if a browser is in “quirks” mode?
Let's suppose you have a page with a relatively strict doctype and HTML markup that's pretty close to compliant, but perhaps misses in a few silly ways, perhaps because of user content that's out of your control... say you're working on a content management system or a theme for a content management...
Android read text raw resource file
Things are simple but don't work as supposed to.
12 Answers
12
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CreateProcess error=206, The filename or extension is too long when running main() method
I have this error in eclipse helios:
26 Answers
26
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