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How to sum up elements of a C++ vector?

...he vector has float. The result can be subtly wrong, and the compiler will cast the result back up to a float without telling you. – nneonneo Feb 19 '13 at 3:30 ...
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Signal handling with multiple threads in Linux

...ch version of the Linux kernel you are using. Assuming 2.6 posix threads, and if you are talking about the OS sending SIGTERM or SIGHUP, the signal is sent to process, which is received by and handled by root thread. Using POSIX threads, you can also sent SIGTERM to individual threads as well, but ...
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Developing cross platform mobile application [closed]

More and more mobile platforms are being launched and sdk's are available to developers. There are various mobile platform are available: Android, iOS, Moblin, Windows mobile 7, RIM, symbian, bada, maemo etc. ...
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Checking if a double (or float) is NaN in C++

... According to the IEEE standard, NaN values have the odd property that comparisons involving them are always false. That is, for a float f, f != f will be true only if f is NaN. Note that, as some comments below have pointed out, not all compilers ...
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Is there StartsWith or Contains in t sql with variables?

...xpress Edition%' Example: DECLARE @edition varchar(50); set @edition = cast((select SERVERPROPERTY ('edition')) as varchar) DECLARE @isExpress bit if @edition like 'Express Edition%' set @isExpress = 1; else set @isExpress = 0; print @isExpress ...
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On localhost, how do I pick a free port number?

I'm trying to play with inter-process communication and since I could not figure out how to use named pipes under Windows I thought I'll use network sockets. Everything happens locally. The server is able to launch slaves in a separate process and listens on some port. The slaves do their work and s...
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What is a bus error?

... In my case, a method static_casted a void * parameter to an object that stores a callback (one attribute points to the object and the other to the method). Then the callback is called. However, what was passed as void * was something completely differen...
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Relational Database Design Patterns? [closed]

...plex SQL expressions. It make it easer to switch to another DBMS. Does not cast hard on any data type. Another DBMS can not have this data type. FOr example Oracle daes not have a SMALLINT only a number. I hope this is a good starting point. ...
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What unique features does Firebug have that are not built-in to Firefox?

I just cleaned my Firefox addons and wondered: 8 Answers 8 ...
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how to set desired language in git-gui?

...cently came to git for a project I participate to. I found git gui rather handy (under OSX Snow Leopard) to srtat with but I would much like if it were not localized (in French, in my case). Is there preference or hack to have git gui displayed in english? ...