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HTTP vs HTTPS performance
...ing? (The HTTPS-Only Standard)
Let’s Encrypt (Internet Security Research Group)
HTTPS Everywhere (Electronic Frontier Foundation)
To sum it up, let me quote Ilya Grigorik: "TLS has exactly one performance problem: it is not used widely enough. Everything else can be optimized."
Thanks to Chris ...
Right query to get the current number of connections in a PostgreSQL DB
...state, count(*) from pg_stat_activity where pid <> pg_backend_pid() group by 1 order by 1;
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How to hide command output in Bash
...s at once, surround the whole thing in curly braces. Bash treats this as a group of commands, aggregating the output file descriptors so you can redirect all at once. If you're familiar instead with subshells using ( command1; command2; ) syntax, you'll find the braces behave almost exactly the same...
Input and output numpy arrays to h5py
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h5py provides a model of datasets and groups. The former is basically arrays and the latter you can think of as directories. Each is named. You should look at the documentation for the API and examples:
http://docs.h5py.org/en/latest/quick.html
A simple example...
How to add “active” class to Html.ActionLink in ASP.NET MVC
...st is very much an appropriate container for a related set of links, as it groups them together in a logical manner.
– René Kåbis
Apr 28 '16 at 18:29
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Should I use single or double colon notation for pseudo-elements?
...you're not OK with that (or on Twitter @glazou co-chairman of this Working Group)
– FelipeAls
Nov 21 '13 at 9:36
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Best way to define private methods for a class in Objective-C
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I think the greatest advantage of this approach is that it allows you to group your method implementations by functionality, not by the (sometimes arbitrary) public/private distinction.
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Match whitespace but not newlines
...egative lookahead.
(?:(?![\n\r])\s)
DEMO
Add + after the non-capturing group to match one or more white spaces.
(?:(?![\n\r])\s)+
DEMO
I don't know why you people failed to mention the POSIX character class [[:blank:]] which matches any horizontal whitespaces (spaces and tabs). This POSIX ch...
How to see which plugins are making Vim slow?
...autocmd lists them all. Investigate by killing some of them via :autocmd! [group] {event}. Proceed from more frequent events (i.e. CursorMoved[I]) to less frequent ones (e.g. BufWinEnter).
If you can somewhat reliably reproduce the slowness, a binary search might help: Move away half of the files i...
Check if pull needed in Git
... date
Here's how this somewhat dense line is broken down:
Commands are grouped and nested using $(x) Bash command-substitution syntax.
git rev-parse --abbrev-ref @{u} returns an abbreviated upstream ref (e.g. origin/master), which is then converted into space-separated fields by the piped sed co...