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Do we need semicolon at the end? [duplicate]

...andable manner using examples under the headings: Where Semicolons are Allowed Where Semicolons May be Omitted The rules It even digs into the official ECMAScript specification about the topic. share | ...
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How to add an Access-Control-Allow-Origin header

...off2)$"> <IfModule mod_headers.c> Header set Access-Control-Allow-Origin "*" </IfModule> </FilesMatch> also in your remote CSS file, the font-face declaration needs the full absolute URL of the font-file (not needed in local CSS files): e.g. @font-face { font-fa...
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Retrieve specific commit from a remote Git repository

...(Q2 2015), fetching a single commit (without cloning the full repo) is actually possible. See commit 68ee628 by Fredrik Medley (moroten), 21 May 2015. (Merged by Junio C Hamano -- gitster -- in commit a9d3493, 01 Jun 2015) You now have a new config (on the server side) uploadpack.allowReachable...
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Extract a part of the filepath (a directory) in Python

... All you need is parent part if you use pathlib. from pathlib import Path p = Path(r'C:\Program Files\Internet Explorer\iexplore.exe') print(p.parent) Will output: C:\Program Files\Internet Explorer Case you need al...
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Does adding a duplicate value to a HashSet/HashMap replace the previous value

...do a check on the backing HashMap to see if the key already exists before calling put on the backing map? – mystarrocks Jun 9 '14 at 21:36 ...
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How do I use .toLocaleTimeString() without displaying seconds?

... Here's the documentation of the allowed options (it's based on a separate constructor but the options map one-to-one): developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… – Brian Peterson Mar 11 at 18:42 ...
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How to read from stdin line by line in Node

I'm looking to process a text file with node using a command line call like: 6 Answers ...
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Global variables in Javascript across multiple files

A bunch of my JavaScript code is in an external file called helpers.js. Inside the HTML that calls this JavaScript code I find myself in need of knowing if a certain function from helpers.js has been called. ...
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What is the difference between NaN and None?

... a dictionary. The columns contain strings of numbers and letters. Occasionally there are cases where a cell is empty. In my opinion, the value read to that dictionary entry should be None but instead nan is assigned. Surely None is more descriptive of an empty cell as it has a null value, whe...
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Determining type of an object in ruby

... the "type" of an object, which is a wobbly term in the Ruby world, is to call object.class. Since classes can inherit from other classes, if you want to determine if an object is "of a particular type" you might call object.is_a?(ClassName) to see if object is of type ClassName or derived from it....