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How do I determine file encoding in OS X?

I'm trying to enter some UTF-8 characters into a LaTeX file in TextMate (which says its default encoding is UTF-8), but LaTeX doesn't seem to understand them. ...
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How to catch integer(0)?

Let's say we have a statement that produces integer(0) , e.g. 6 Answers 6 ...
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How can you check which options vim was compiled with?

... You can see everything vim was compiled with by executing :version To query for an exact feature like python you can use the has() function with the feature you are looking for. The code below will return a 1 if it has the feature or 0 if it d...
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How to use permission_required decorators on django class-based views

I'm having a bit of trouble understanding how the new CBVs work. My question is this, I need to require login in all the views, and in some of them, specific permissions. In function-based views I do that with @permission_required() and the login_required attribute in the view, but I don't know how ...
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Most underused data visualization [closed]

Histograms and scatterplots are great methods of visualizing data and the relationship between variables, but recently I have been wondering about what visualization techniques I am missing. What do you think is the most underused type of plot? ...
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How do I set the default font size in Vim?

I am trying to configure the default settings for my GUI with Vim. I already made research on the web, but all the solutions I found and tried did not work. ...
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How should I handle “No internet connection” with Retrofit on Android

I'd like to handle situations when there is no internet connection. Usually I'd run: 7 Answers ...
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Polymorphism vs Overriding vs Overloading

...or interface) public abstract class Human{ ... public abstract void goPee(); } This class is abstract because the goPee() method is not definable for Humans. It is only definable for the subclasses Male and Female. Also, Human is an abstract concept — You cannot create a human that is n...
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Detect if an input has text in it using CSS — on a page I am visiting and do not control?

...y to detect whether or not an input has text in it via CSS? I've tried using the :empty pseudo-class, and I've tried using [value=""] , neither of which worked. I can't seem to find a single solution to this. ...
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How can I debug a .BAT script?

Is there a way to step through a .bat script? The thing is, I have a build script , which calls a lot of other scripts, and I would like to see what is the order in which they are called, so that I may know where exactly I have to go about and add my modifications. ...