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What is the significance of initializing direction arrays below with given values when developing ch

...east, -1,0 is west, 0,1 is south, 0,-1 is north and so on. (Here I have said top left is 0,0 and bottom right is 4,4 and shown what move each index of the arrays will make from the central point, X, at 2,2.) ..... .536. .1X0. .724. ..... The way it is set up, if you do ^1 (^ being bitwise XOR) o...
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Add subdomain to localhost URL

...wever, my web app runs on a port, say 1234. I searched around and people said there is no way to specify a port number in /etc/hosts. What is the best way to specify port? – Kevin Sep 26 '13 at 9:12 ...
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Open a URL in a new tab (and not a new window)

... @AliHaideri The Javascript has nothing to do with how the new tab/window is opened. It's all determined by your browser's settings. Using window.open tells the browser to open something new, then the browser opens up what is chosen...
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What are the git concepts of HEAD, master, origin?

...ain branch". Most shops have everyone pushing to master, and master is considered the definitive view of the repo. But it's also common for release branches to be made off of master for releasing. Your local repo has its own master branch, that almost always follows the master of a remote repo. ori...
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How to configure PostgreSQL to accept all incoming connections

...the above range. Source: http://www.linuxtopia.org/online_books/database_guides/Practical_PostgreSQL_database/c15679_002.htm share | improve this answer | follow ...
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Node.js: How to send headers with form data using request module?

... throw new Error('undefined is not a valid uri or options object.') ^ Error: undefined is not a valid uri or options object. at request (C:\Users\pjt\node_modules\request\index.js:44:11) at Request._callback (C:\Users\pjt\routes\payment.js:170:11) at R...
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Configuring IntelliJ IDEA for unit testing with JUnit

I decided to try out IntelliJ this morning via the trial version and installed the JUnit plugin. I made a new Java project and I want to write a test case for it. ...
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Why does Pycharm's inspector complain about “d = {}”?

... are trying to solve I can't express a qualified opinion, but have you considered starting with d = { 'aaa': f1(something) } then d = f2(d) then d = f3(d) etc... Or alternatively d['bbb'] = f2(d), d['ccc'] = f3(d) ...? – mac Aug 10 '16 at 21:15 ...
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How can I stop a Postgres script when it encounters an error?

... end of your script. And you probably want to use a transaction as Paul said. Which also can be done with psql --single-transaction ... if you don't want to alter the script. So a complete example, with ON_ERROR_STOP in your .psqlrc: psql --single-transaction --file /your/script.sql ...
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How to return a 200 HTTP Status Code from ASP.NET MVC 3 controller

...HttpStatusCodeResult(HttpStatusCode.NoContent); – David Silva Smith Oct 28 '13 at 10:05 1 @MEMark...