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How do I pipe or redirect the output of curl -v?
...-s (silent) option to remove the progress meter, then redirect stderr to stdout to get verbose output on the same fd as the response body
curl -vs google.com 2>&1 | less
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How do I use shell variables in an awk script?
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Getting shell variables into awk
may be done in several ways. Some are better than others. This should cover most of them. If you have a comment, please leave below. ...
Why use iterators instead of array indices?
...r vectors, but not for lists, for example. Also, what are you planning to do within the body of the loop? If you plan on accessing the elements as in
T elem = some_vector[i];
then you're making the assumption that the container has operator[](std::size_t) defined. Again, this is true for vecto...
git - Server host key not cached
...add its key to the list of known hosts.
After that, you should be able to do your git push origin.
As an alternative, you could also manually add the key of origin to .ssh/known_hosts but this requires that you adhere to the format of the known_hosts file as described in the man page of sshd (Sect...
RSpec vs Cucumber (RSpec stories) [closed]
...nt to use Cucumber when you're implementing application for the client and do not understand how the whole system is supposed to work yet.
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When is del useful in python?
...nt is to remove the variable from scope. It's not clear that foo = None is doing that. If somebody just assigned foo = None I might think it was dead code. But I instantly know what somebody who codes del foo was trying to do.
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How do you make Git ignore files without using .gitignore?
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Do not forget, according to gitignore, that there is an order of precedence in the different "ignore pattern sources" that Git consider:
Patterns read from the command line for those commands that support them.
Patterns rea...
html onchange event not working
I am trying to do some experiment. What I want to happen is that everytime the user types in something in the textbox, it will be displayed in a dialog box. I used the onchange event property to make it happen but it doesn't work. I still need to press the submit button to make it work. I read abo...
Bash array with spaces in elements
...ink the issue might be partly with how you're accessing the elements. If I do a simple for elem in $FILES, I experience the same issue as you. However, if I access the array through its indices, like so, it works if I add the elements either numerically or with escapes:
for ((i = 0; i < ${#FILES...
How to call an external command?
How do you call an external command (as if I'd typed it at the Unix shell or Windows command prompt) from within a Python script?
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