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Haskell function composition (.) and function application ($) idioms: correct use

... Is there a reason for using the books way that is much better than using all ($) symbols? There's no special reason. Bryan and I both prefer to reduce line noise. . is quieter than $. As a result, the book uses the f . g . h $ x syntax. ...
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Should it be “Arrange-Assert-Act-Assert”?

...ertion that precedes Act. This way I know that the passing assertion is really passing as the result of the action. 14 A...
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Run Command Prompt Commands

... this is all you have to do run shell commands from C# string strCmdText; strCmdText= "/C copy /b Image1.jpg + Archive.rar Image2.jpg"; System.Diagnostics.Process.Start("CMD.exe",strCmdText); EDIT: This is to hide the cmd window. ...
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Google Maps: How to create a custom InfoWindow?

...into the div with the close info window image in it. The final loop hides all the pieces of the pointer arrow. I needed this myself as I wanted to have transparency on the infowindow and the arrow got in the way. Of course, with the hook, changing the code to replace the arrow image with a png of y...
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virtualenv --no-site-packages and pip still finding global packages?

... My hero! If you just want to check if that is your issue really quickly, you can run printenv to see if PYTHONPATH is there, and if it is, run unset PYTHONPATH. You'll still have to go track down the problem if you don't want the issue to pop up anymore, but that'll let you get a fr...
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Example use of “continue” statement in Python?

...n job will be stopped and you only be able to know that the next day, it really helps a lot in those case, Yes we can write send mail feature on exception but still the execution will be stopped. – Snehal Parmar Mar 10 '16 at 7:21 ...
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Java Logging vs Log4J [closed]

...nother subset of classes get logged to a file on network drive A; and then all messages from everywhere get logged to a file on network drive B"? And do you see yourself tweaking it every couple of days? If you can answer yes to any of the above questions, go with Log4j. If you answer a definite n...
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What's the proper value for a checked attribute of an HTML checkbox?

We all know how to form a checkbox input in HTML: 8 Answers 8 ...
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What is an API key? [closed]

... further verify the origin and to prevent tampering with the values. Typically, if you can identify the source of a request positively, it acts as a form of authentication, which can lead to access control. For example, you can restrict access to certain API actions based on who's performing the re...
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MySQL: Insert record if not exists in table

... I'm not actually suggesting that you do this, as the UNIQUE index as suggested by Piskvor and others is a far better way to do it, but you can actually do what you were attempting: CREATE TABLE `table_listnames` ( `id` int(11) NOT NUL...