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How to read data when some numbers contain commas as thousand separator?

... some of the numerical values are expressed as strings with commas as thousand separator, e.g. "1,513" instead of 1513 . What is the simplest way to read the data into R? ...
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Auto layout constraints issue on iOS7 in UITableViewCell

... layout constraints programmatically to layout my custom UITableView cells and I'm correctly defining the cell sizes in tableView:heightForRowAtIndexPath: ...
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Hide files with certain extension in Sublime Text Editor?

...e you talking about the sidebar? For example, if you select File → Open and select a folder, then the folder and its contents are displayed along the left side, allowing you to navigate amongst its contents and sub-directories. If that is the case, then the answer is yes, files can be excluded. ...
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How do I change the background color of a plot made with ggplot2

... See here for more theme details Quick reference sheet for legends, axes and themes. share | improve this answer | follow | ...
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nginx missing sites-available directory

I installed Nginx on Centos 6 and I am trying to set up virtual hosts. The problem I am having is that I can't seem to find the /etc/nginx/sites-available directory. ...
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Remove border from IFrame

...to figure out in JavaScript you just need element.frameBorder=0. no .style and use 0, not '0' – anderspitman Aug 2 '14 at 23:34 ...
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difference between socket programming and Http programming

What is the difference between socket programming and Http programming? can anyone help please? 5 Answers ...
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What's the difference between => , ()=>, and Unit=>

I'm trying to represent a function that takes no arguments and returns no value (I'm simulating the setTimeout function in JavaScript, if you must know.) ...
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How can I combine flexbox and vertical scroll in a full-height app?

...xbox. I found what I want using old flexbox layout module ( display: box; and other things) in this link: CSS3 Flexbox full-height app and overflow ...
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Callback functions in C++

In C++, when and how do you use a callback function? 10 Answers 10 ...