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What's the “big idea” behind compojure routes?

...ave been using Compojure to write a basic web application. I'm hitting a wall with Compojure's defroutes syntax, though, and I think I need to understand both the "how" and the "why" behind it all. ...
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Why does Ruby have both private and protected methods?

... protected methods can be called by any instance of the defining class or its subclasses. private methods can be called only from within the calling object. You cannot access another instance's private methods directly. Here is a quick practical exa...
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How do I control how Emacs makes backup files?

...tory as the file you're editing, but that is easy to change. You can make all backup files go into a directory by putting something like the following in your .emacs. (setq backup-directory-alist `(("." . "~/.saves"))) There are a number of arcane details associated with how Emacs might create y...
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What does Visual Studio mean by normalize inconsistent line endings?

Visual Studio occasionally tells me: 11 Answers 11 ...
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What does axis in pandas mean?

... Usually axis=0 is said to be "column-wise" (and axis=1 "row-wise"), I think "along the rows" is confusing. (Nice "pic" though :) ) – Andy Hayden Mar 3 '14 at 17:43 ...
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Catching error codes in a shell pipe

... If you really don't want the second command to proceed until the first is known to be successful, then you probably need to use temporary files. The simple version of that is: tmp=${TMPDIR:-/tmp}/mine.$$ if ./a > $tmp.1 then ...
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Why is there no Constant feature in Java?

...g to identify the reason behind constants in Java I have learned that Java allows us to declare constants by using final keyword. ...
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How to create a css rule for all elements except one class?

...t for my project. Is there any way I can create a css rule that applies to all table elements EXCEPT table elements belonging to the class "dojoxGrid"? Something like: ...
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Removing multiple classes (jQuery)

... There are many ways can do that! jQuery remove all class $("element").removeClass(); OR $("#item").removeAttr('class'); OR $("#item").attr('class', ''); OR $('#item')[0].className = ''; remove multi class $("element").removeClass("class1 ... classn"); OR $("element").re...
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'sudo gem install' or 'gem install' and gem locations

... Contrary to all the other posts I suggest NOT using sudo when installing gems. Instead I recommend you install RVM and start a happy life with portable gem homes and different version of Ruby all living under one roof. For the uninitia...