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Understanding what 'type' keyword does in Scala

I am new to Scala and I could not really find a lot about the type keyword. I am trying to understand what the following expression may mean: ...
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C++ error: undefined reference to 'clock_gettime' and 'clock_settime'

...ut I can't seem to get this to work. It works fine on my school computers and I don't know what I am not doing. I have checked usr/include and time.h is there just fine. Here is the code: ...
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Take the content of a list and append it to another list

I am trying to understand if it makes sense to take the content of a list and append it to another list. 7 Answers ...
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How can I suppress column header output for a single SQL statement?

I'm executing some SQL statements in batch (using the mysql command-line binary). I want one of my several SELECT statements to not print the column headers, just the selected records. Is this possible? ...
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What are “signed” cookies in connect/expressjs?

...igure out what "signed cookies" actually are. There isn't much on the net, and if I try this: 4 Answers ...
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How to delete the last n commits on Github and locally?

...itory. You can remove it with git push -f – Ivan Fernandez Jan 14 '13 at 11:33 Can you generalize this for last n numb...
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Check existence of input argument in a Bash shell script

... I like to do it this way, in terse syntax and still POSIX acceptable. [ -z "$1" ] && echo "No argument supplied" I prefer one-liners, as they are easier for me; and it's also faster to check exit value, compared to using if – J. M. Beck...
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How can I escape a double quote inside double quotes?

...done by finishing an already-opened one ('), placing the escaped one (\'), and then opening another one ('). Alternatively: $ echo 'abc'"'"'abc' abc'abc $ echo "abc"'"'"abc" abc"abc It's done by finishing already opened one ('), placing a quote in another quote ("'"), and then opening another on...
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Difference between Node object and Element object?

I am totally confused between Node object and Element object. document.getElementById() returns Element object while document.getElementsByClassName() returns NodeList object(Collection of Elements or Nodes?) ...
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RESTful Authentication via Spring

...(user/pass combo) with each request is not desirable. Per REST guidelines (and internal business requirements), the server must remain stateless. The API will be consumed by another server in a mashup-style approach. ...