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Exception thrown inside catch block - will it be caught again?
This may seem like a programming 101 question and I had thought I knew the answer but now find myself needing to double check. In this piece of code below, will the exception thrown in the first catch block then be caught by the general Exception catch block below?
...
How do I Convert DateTime.now to UTC in Ruby?
...ateTime.now.utc
Oops!
That seems to work in Rails, but not vanilla Ruby (and of course that is what the question is asking)
d = Time.now.utc
Does work however.
Is there any reason you need to use DateTime and not Time? Time should include everything you need:
irb(main):016:0> Time.now
=&gt...
Get last element of Stream/List in a one-liner
...ch element will be returned.
The implementation works for both sequential and parallel streams. That might be surprising at first glance, and unfortunately the documentation doesn't state it explicitly. However, it is an important feature of streams, and I try to clarify it:
The Javadoc for the m...
Lambda Expression and generic method
...ible [..] with a target type T if T is a functional interface type (§9.8) and the expression is congruent with the function type of [..] T. [..] A lambda expression is congruent with a function type if all of the following are
true:
The function type has no type parameters.
[..]
...
Use Expect in a Bash script to provide a password to an SSH command
...
Mixing Bash and Expect is not a good way to achieve the desired effect. I'd try to use only Expect:
#!/usr/bin/expect
eval spawn ssh -oStrictHostKeyChecking=no -oCheckHostIP=no usr@$myhost.example.com
# Use the correct prompt
set prompt...
What is the best workaround for the WCF client `using` block issue?
...ng my WCF service clients within a using block as it's pretty much the standard way to use resources that implement IDisposable :
...
Make a borderless form movable?
...== MouseButtons.Left)
{
ReleaseCapture();
SendMessage(Handle, WM_NCLBUTTONDOWN, HT_CAPTION, 0);
}
}
This essentially does exactly the same as grabbing the title bar of a window, from the window manager's point of view.
...
how to reference a YAML “setting” from elsewhere in the same YAML file?
...: Chris
family : Dumars
ship-to: *id001
This is perfectly valid YAML and fields given and family are reused in ship-to block. You can reuse a scalar node the same way but there's no way you can change what's inside and add that last part of a path to it from inside YAML.
If repetition bother ...
How to get progress from XMLHttpRequest
...onprogress event. The browser knows the size of the files it has to upload and the size of the uploaded data, so it can provide the progress info.
For the bytes downloaded (when getting the info with xhr.responseText), it is a little bit more difficult, because the browser doesn't know how many byt...
When should I use C++14 automatic return type deduction?
...11 raises similar questions: when to use return type deduction in lambdas, and when to use auto variables.
The traditional answer to the question in C and C++03 has been "across statement boundaries we make types explicit, within expressions they are usually implicit but we can make them explicit w...