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Should I use a data.frame or a matrix?
When should one use a data.frame , and when is it better to use a matrix ?
6 Answers
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Which is better option to use for dividing an integer number by 2?
...f the following techniques is the best option for dividing an integer by 2 and why?
23 Answers
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Get the subdomain from a URL
...etc.
Keep in mind that there are top level domains, second level domains, and subdomains. Technically speaking, everything except the TLD is a subdomain.
In the domain.com.uk example, "domain" is a subdomain, "com" is a second level domain, and "uk" is the TLD.
So the question remains more compl...
Determine the line of code that causes a segmentation fault?
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Use bt as a shorthand for backtrace.
– rustyx
May 27 '19 at 7:53
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How do I have to configure the proxy settings so Eclipse can download new plugins?
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I had the same problem. I installed Eclipse 3.7 into a new folder, and created a new workspace. I launch Eclipse with a -data argument to reference the new workspace.
When I attempt to connect to the marketplace to get the SVN and Maven plugins, I get the same issues described in OP.
After...
What's the difference between a continuation and a callback?
... browsing all over the web in search of enlightenment about continuations, and it's mind boggling how the simplest of explanations can so utterly confound a JavaScript programmer like myself. This is especially true when most articles explain continuations with code in Scheme or use monads.
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Set up git to pull and push all branches
I'd like to push and pull all the branches by default, including the newly created ones.
8 Answers
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What's the difference between Cache-Control: max-age=0 and no-cache?
...r Cache-Control: max-age=0 implies that the content is considered stale (and must be re-fetched) immediately, which is in effect the same thing as Cache-Control: no-cache .
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Best practice for partial updates in a RESTful service
I am writing a RESTful service for a customer management system and I am trying to find the best practice for updating records partially. For example, I want the caller to be able to read the full record with a GET request. But for updating it only certain operations on the record are allowed, like ...
How does the keyword “use” work in PHP and can I import classes with it?
... consider when your auto loader is loading both classes (does by require), and you are about to use object of class. In this case, the compiler will get confused which class object to load among two. To help the compiler make a decision, you can use the use statement so that it can make a decision w...