By not including the trailing ‘/’ at the end of foo, you will copy the directory itself (including contents), rather than only the contents of the directory. From man scp (See online manual) -r Recursively copy entire directories
The HTTP protocol works on top of TCP, HTTP adds format to the raw TCP, so it kind of means the same thing. Given that Webrick and Puma are different HTTP servers, they may refer to the same thing in different ways. I hope this will be the worst of your problems during your journey … Read more
make is a utility is to determine automatically which pieces of a large program need to be recompiled, and issue the commands to recompile them. To prepare to use make, you must write a file called the makefile that describes the relationships among files in your program, and the states the commands for updating each … Read more
It means that the object you pass in the request (I guess it is pagedoc) has a circular reference, something like: JSON.stringify cannot convert structures like this. N.B.: This would be the case with DOM nodes, which have circular references, even if they are not attached to the DOM tree. Each node has an ownerDocument which refers to document in most … Read more
You can’t call something that doesn’t exist. Since you haven’t created an object, the non-static method doesn’t exist yet. A static method (by definition) always exists.
The issue is caused by this: If the assertion fails, it will throw an error. This error will cause done() never to get called, because the code errored out before it. That’s what causes the timeout. The “Unhandled promise rejection” is also caused by the failed assertion, because if an error is thrown in a … Read more
Java does have a logical XOR operator, it is ^ (as in a ^ b). Apart from that, you can’t define new operators in Java. Edit: Here’s an example: Output: false ^ false = false false ^ true = true true ^ false = true true ^ true = false
Undefined reference to main() means that your program lacks a main() function, which is mandatory for all C++ programs. Add this somewhere:
It Seems fine to me (or raw_input() in Python 2.X). Alternatively, you could use time.sleep() if you want to pause for a certain number of seconds.
Altered piece of code I often use: