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Is it possible to print a variable's type in standard C++?
..., "abc");
decltype(testVar)::foo= 1;
Returns:
Compilation finished with errors:
source.cpp: In function 'int main()':
source.cpp:5:19: error: 'foo' is not a member of 'std::tuple<int, double, const char*>'
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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
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Parsing ifconfig output is error-prone, for instance the above one-liner results in -bash: export: overruns:0': not a valid identifier` for me on RHEL6. Parsing /sys/class/net/$dev/statistics (see the perl script in @ephemient answer) directly works mu...
Can I get git to tell me all the files one user has modified?
I would like git to give me a list of all the files modified by one user, across all commits.
4 Answers
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Ruby on Rails - Import Data from a CSV file
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I have this error, do you know why?: ActiveModel::UnknownAttributeError: unknown attribute 'siren;nom_ent;adresse;complement_adresse;cp_ville;pays;region;departement;activite;date;nb_salaries;nom;prenom;civilite;adr_mail;libele_acti;cate...
Get a list of URLs from a site [closed]
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It errored out for me: ::::::: An error occured There was an error while accessing the URL specified: 159.121.ssss Please make sure to specify the correct website URL and resubmit your request.
– JustJohn
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How to import other Python files?
...ky pie people can't go up and have the sky pie!
SKYCAKE!
If you get an error here: ModuleNotFoundError: No module named 'user' then it means you're using python3, startuphooks are disabled there by default.
Credit for this jist goes to: https://github.com/docwhat/homedir-examples/blob/master/py...
Measure and Benchmark Time for Ruby Methods
...justments to the system clock, so it's a best practice to use Process.clock_gettime(Process::CLOCK_MONOTONIC) instead. But for rough calculations this doesn't matter. blog.dnsimple.com/2018/03/elapsed-time-with-ruby-the-right-way
– Patrick Brinich-Langlois
Feb ...
symbolic link: find all files that link to this file
Hallo all, I need to do this in linux:
3 Answers
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Will #if RELEASE work like #if DEBUG does in C#?
In all the examples I've seen of the #if compiler directive, they use "DEBUG". Can I use "RELEASE" in the same way to exclude code that I don't want to run when compiled in debug mode? The code I want to surround with this block sends out a bunch of emails, and I don't want to accidentally send tho...
Coloring white space in git-diff's output
...es from git diff anyway.)
If you want to fine tune the type of whitespace errors that are highlighted in red, you can then change core.whitespace, but blank-at-eol is enabled by default so you probably won't need to change that for the example you mention.
A possible source of confusion is that in...