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Is main() really start of a C++ program?

The section $3.6.1/1 from the C++ Standard reads, 11 Answers 11 ...
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Which data type for latitude and longitude?

I am newbie to PostgreSQL and PostGIS. I want to store latitude and longitude values in PostgreSQL 9.1.1 database table. I will calculate distance between two points, find nearer points by using this location values. ...
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When should I release objects in -(void)viewDidUnload rather than in -dealloc?

...ontroller means that even when its view is removed from the view hierarchy and released to save memory, through which the subviews are also released by the view, they will not actually be deallocated because the UIViewController itself still contains its own outstanding retaining references to those...
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Update built-in vim on Mac OS X

...his line to your .bashrc or .profile: alias vim='/path/to/your/own/vim' and/or change your $PATH so that it looks into its location before the default location. The best thing to do, in my opinion, is to simply download the latest MacVim which comes with a very complete vim executable and use it...
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Is there an eval() function in Java? [duplicate]

... You can use the ScriptEngine class and evaluate it as a Javascript string. ScriptEngineManager manager = new ScriptEngineManager(); ScriptEngine engine = manager.getEngineByName("js"); Object result = engine.eval("4*5"); There may be a better way, but this ...
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Chaining multiple MapReduce jobs in Hadoop

...be passed in as arguments to your jobs with appropriate code to parse them and set up the parameters for the job. I think that the above method might however be the way the now older mapred API did it, but it should still work. There will be a similar method in the new mapreduce API but i'm not sure...
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What is the default location for MSBuild logs?

... location of the log file? I have searched in the folder where my solution and projects are stored, but cannot find any .log file. ...
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Maintain the aspect ratio of a div with CSS

...rce: w3.org, emphasis mine) Padding-bottom values for other aspect ratios and 100% width : aspect ratio | padding-bottom value --------------|---------------------- 16:9 | 56.25% 4:3 | 75% 3:2 | 66.66% 8:5 | 62.5% Placing content in ...
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Run/install/debug Android applications over Wi-Fi?

... See forum post Any way to view Android screen remotely without root? - Post #9. Connect the device via USB and make sure debugging is working; adb tcpip 5555. This makes the device to start listening for connections on port 5555; Look up the device IP ad...
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What's the best visual merge tool for Git? [closed]

What's the best tool for viewing and editing a merge in Git? I'd like to get a 3-way merge view, with "mine", "theirs" and "ancestor" in separate panels, and a fourth "output" panel. ...