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How to use filter, map, and reduce in Python 3

... You can read about the changes in What's New In Python 3.0. You should read it thoroughly when you move from 2.x to 3.x since a lot has been changed. The whole answer here are quotes from the documentation. Views And Iterators Instea...
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How do I load a file into the python console?

... Can you explain your usage of copy con? From what I'm reading it's only used to copy files computerhope.com/copyhlp.htm – CodyBugstein Mar 28 '14 at 12:49 12 ...
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Import CSV file to strongly typed data structure in .Net [closed]

...upported, most of which cannot be said for FileHelpers. See also: How to: Read From Comma-Delimited Text Files in Visual Basic for a VB code example. share | improve this answer | ...
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Secure hash and salt for PHP passwords

...shing & checking method. The theory of the answer is still a good read though. TL;DR Don'ts Don't limit what characters users can enter for passwords. Only idiots do this. Don't limit the length of a password. If your users want a sentence with supercalifragilisticexpialidocious in it,...
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How to sparsely checkout only one single file from a git repository?

...true) adding what you want to see in the .git/info/sparse-checkout file re-reading the working tree to only display what you need To re-read the working tree: $ git read-tree -m -u HEAD That way, you end up with a working tree including precisely what you want (even if it is only one file) ...
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What does `void 0` mean? [duplicate]

Reading through the Backbone.js source code, I saw this: 3 Answers 3 ...
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Difference between single and double square brackets in Bash

I'm reading bash examples about if but some examples are written with single square brackets: 6 Answers ...
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How to check if a json key exists?

... just before read key check it like before read JSONObject json_obj=new JSONObject(yourjsonstr); if(!json_obj.isNull("club")) { //it's contain value to be read operation } else { //it's not contain key club or isnull so do this opera...
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Why is there no String.Empty in Java?

...s on it - best to use a StringBuilder (or StringBuffer if you want to be thread-safe) and turn that into a String. Update From your comment to the question: What inspired this is actually TextBox.setText(""); I believe it would be totally legitimate to provide a constant in your appropriate...
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Putty: Getting Server refused our key Error

... sshd_conf: LogLevel DEBUG3 By looking at the logs I realized that sshd reads the key correctly but rejects it because of the incorrect identifier. share | improve this answer | ...