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How to remove the first and the last character of a string

...); console.log(result); Or you can use .slice as suggested by Ankit Gupta var yourString = "/installers/services/"; var result = yourString.slice(1,-1); console.log(result); Documentation for the slice and substring. ...
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How do I call setattr() on the current module?

...hismodule = sys.modules[__name__] setattr(thismodule, name, value) or, without using setattr (which breaks the letter of the question but satisfies the same practical purposes;-): globals()[name] = value Note: at module scope, the latter is equivalent to: vars()[name] = value which is a bit...
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Best design for a changelog / auditing database table? [closed]

I need to create a database table to store different change log/auditing (when something was added, deleted, modified, etc). I don't need to store particularly detailed info, so I was thinking something along the lines of: ...
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How do I write the 'cd' command in a makefile?

... It is actually executing the command, changing the directory to some_directory, however, this is performed in a sub-process shell, and affects neither make nor the shell you're working from. If you're looking to perform more...
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Fastest Way to Find Distance Between Two Lat/Long Points

I currently have just under a million locations in a mysql database all with longitude and latitude information. 15 Answers...
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Get the full URL in PHP

...' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"; Editor's note: using this code has security implications. The client can set HTTP_HOST and REQUEST_URI to any arbitrary value it wants. share ...
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What is non-blocking or asynchronous I/O in Node.js?

...synchronous execution refers to execution that doesn't run in the sequence it appears in the code. In the following example, the synchronous operation causes the alerts to fire in sequence. In the async operation, while alert(2) appears to execute second, it doesn't. Synchronous: 1,2,3 alert(1...
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Jinja2 template variable if None Object set a default value

...follow | edited May 14 '16 at 19:26 simanacci 1,50111 gold badge1919 silver badges2828 bronze badges ...
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Is there a way to make text unselectable on an HTML page? [duplicate]

I'm building an HTML UI with some text elements, such as tab names, which look bad when selected. Unfortunately, it's very easy for a user to double-click a tab name, which selects it by default in many browsers. ...
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How do I comment out a block of tags in XML?

...follow | edited Jun 20 '15 at 20:21 nbro 10.9k1717 gold badges7676 silver badges140140 bronze badges ...