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IllegalMonitorStateException on wait() call

I am using multi-threading in java for my program. I have run thread successfully but when I am using Thread.wait() , it is throwing java.lang.IllegalMonitorStateException . How can I make a thread wait until it will be notified? ...
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How to solve Permission denied (publickey) error when using Git?

... This error can happen when you are accessing the SSH URL (Read/Write) instead of Git Read-Only URL but you have no write access to that repo. Sometimes you just want to clone your own repo, e.g. deploy to a server. In this case you actually only need READ-ONLY access. But since tha...
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Can we instantiate an abstract class?

...mous subclass. Emphasis mine. Also, in JLS - Section # 12.5, you can read about the Object Creation Process. I'll quote one statement from that here: - Whenever a new class instance is created, memory space is allocated for it with room for all the instance variables declared in the clas...
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What is the difference between a string and a byte string?

...In Python, a byte string is just that: a sequence of bytes. It isn't human-readable. Under the hood, everything must be converted to a byte string before it can be stored in a computer. On the other hand, a character string, often just called a "string", is a sequence of characters. It is human-rea...
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What's the concept of and differences between Framebuffer and Renderbuffer in OpenGL?

...ack is that pixels uses a native, implementation-dependent format, so that reading from a Renderbuffer is much harder than reading from a texture. Nevertheless, once a Renderbuffer has been painted, one can copy its content directly to screen (or to other Renderbuffer, I guess), very quickly using p...
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Domain Driven Design: Domain Service, Application Service

... (If you don't feel like reading, there's a summary at the bottom :-) I too have struggled with the precise definition of application services. Although Vijay's answer was very helpful to my thinking process a month ago, I have come to disagree with...
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How is an HTTP POST request made in node.js?

... post_req.write(post_data); post_req.end(); } // This is an async file read fs.readFile('LinkedList.js', 'utf-8', function (err, data) { if (err) { // If this were just a small part of the application, you would // want to handle this differently, maybe throwing an exception // for...
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How to permanently export a variable in Linux?

...lue of your environment variable. #!/bin/bash echo "Enter variable name: " read variable_name echo "Enter variable value: " read variable_value echo "adding " $variable_name " to environment variables: " $variable_value echo "export "$variable_name"="$variable_value>>~/.bashrc echo $variable_n...
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Learning assembly [closed]

...e MASM features just because they're there; you can make things as hard to read as you want, if you think you'll learn more that way. – JasonTrue Sep 9 '09 at 2:00 3 ...
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Memcache(d) vs. Varnish for speeding up 3 tier web architecture

...s will result in an overhead and little benefit for modified pages. Mostly read -- Varnish will probably cover most of it. Similar read & write -- Varnish will serve a lot of the pages for you, Memcache will provide info for pages that have a mixture of known and new data allowing you to generat...