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Why is Linux called a monolithic kernel?

...c kernel is a kernel where all services (file system, VFS, device drivers, etc) as well as core functionality (scheduling, memory allocation, etc.) are a tight knit group sharing the same space. This directly opposes a microkernel. A microkernel prefers an approach where core functionality is isola...
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What is hashCode used for? Is it unique?

...r Cruel's entire being: his looks, hair colour, personality, eating habits etc must (ideally) be reflected in his fingerprint, such that if he has a brother (who is very similar but not the same) - then both should have different finger prints. I say "should" because we cannot guarantee 100% that tw...
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OpenLayers vs Google Maps? [closed]

...your entire code. Google, Yahoo, Microsoft, WMS, ArcGIS Server, MapServer, etc. are all supported out of the box. Vector Support: Better support for points, polylines, and polygons. Control: You have the ability to add any new features that you may need. I've personally written three plugins for Ope...
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Convert HTML to PDF in .NET

...ect. Had to try several workarounds including conditional project building etc. etc. just to avoid "invalid format exceptions" on different machines. If you manage your own virtual machine its ok. But if your project is running within a constrained environment like (Azure (Actually is impossible wit...
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How are everyday machines programmed?

... (not so much computers and mobile devices as appliances, digital watches, etc) programmed? What kind of code goes into the programming of a Coca-Cola vending machine? How does my coffee maker accept a pre-programmed time and begin brewing a pot of coffee hours later, when that time arrives? ...
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Xcode 4 - slow performance

...nding very slowly to user interactions, e.g. editing code, scrolling areas etc. This particularly happens with larger scale projects with many controllers/view files etc. ...
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When you exit a C application, is the malloc-ed memory automatically freed?

...point. Not all programs make it to graceful exits. Crashes and ctrl-C's, etc. will cause a program to exit in uncontrolled ways. If your OS did not free your heap, clean up your stack, delete static variables, etc, you would eventually crash your system from memory leaks or worse. Interesting a...
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Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh

... SiteMesh allow you to specify a base layout page (JSP, Velocity template, etc - both are JSP frameworks at their heart) where you can specify whatever you want and then just delegate to a "content" fragment/template for the main content. This means there would be just one file to move the header in...
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What is AppDomain? [duplicate]

...rocess. Everything you usually think of as "per program" (static variables etc) is actually per-AppDomain. This is useful for: plugins (you can unload an AppDomain, but not an assembly within an AppDomain) security (you can run a set of code with specific trust levels) isolation (you can run diffe...
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(13: Permission denied) while connecting to upstream:[nginx]

... Check the user in /etc/nginx/nginx.conf Change ownership to user. sudo chown -R nginx:nginx /var/lib/nginx Now see the magic. share | impr...