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node and Error: EMFILE, too many open files
...this problem for me.
brew update
brew install watchman
Edit on 26 June 2019:
Github link to watchman
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Allow CORS REST request to a Express/Node.js application on Heroku
...ting out that the original comment I refer to above was made in 2014. It's 2019 now and looking at the npm package's github page the repo was updated as recently as nine days ago.
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How to perform OR condition in django queryset?
...ll=True)
ordered_queryset = combined_queryset.order_by('-income')
Update 2019-06-20: This is now fully documented in the Django 2.1 QuerySet API reference. More historic discussion can be found in DjangoProject ticket #21333.
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Calling shell functions with xargs
...ho '$(date)' | xargs -I {} bash -c 'echo_var "{}"'
Sun Aug 18 11:56:45 CDT 2019
Another example of why not:
echo '\"; date\"' | xargs -I {} bash -c 'echo_var "{}"'
This is what is output using the safe format:
$ echo '$(date)' | xargs -I {} bash -c 'echo_var "$@"' _ {}
$(date)
This is compar...
__FILE__, __LINE__, and __FUNCTION__ usage in C++
...utility/source_location
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1208r5.pdf
The documentation says:
constexpr const char* function_name() const noexcept;
6 Returns: If this object represents a position in the body of a function,
returns an implementation-defined NTBS tha...
How can javascript upload a blob?
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2019 Update
This updates the answers with the latest Fetch API and doesn't need jQuery.
Disclaimer: doesn't work on IE, Opera Mini and older browsers. See caniuse.
Basic Fetch
It could be as simple as:
fetch(`https://...
Use a URL to link to a Google map with a marker on it
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This seems to work well in 2019. Do you know if there's a way to specify satellite as map type?
– Eric Duminil
Sep 2 '19 at 15:28
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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...e; enabled; vendor preset: disabled)
Active: active (running) since Tue 2019-06-18 18:28:18 UTC; 924ms ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 3350 ExecStart=/usr/sbin/mysqld --daemonize --pid-file=/var/run/mysqld/mysqld.pid $MYSQLD...
File Upload ASP.NET MVC 3.0
...eleased in 2011 , it is not about ASP.NET Core 3.0 which was released in 2019)
21 Answers
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How do I install a plugin for vim?
...
Update (as 2019):
cd ~/.vim
git clone git://github.com/tpope/vim-haml.git pack/bundle/start/haml
Explanation (from :h pack ad :h packages):
All the directories found are added to runtimepath. They must be in ~/.vim/pack/whatever/st...