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Explanation of JSONB introduced by PostgreSQL
...ted" order.
JSONB objects are stored as decompressed binary as opposed to "raw data" in JSON , where no reparsing of data is required during retrieval.
JSONB also supports indexing, which can be a significant advantage.
In general, one should prefer JSONB , unless there are specialized needs, such...
Read password from stdin
... p1, p2 = pprompt()
return user, p1
(This is Python 3.x; use raw_input instead of input when using Python 2.x.)
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Regex Pattern to Match, Excluding when… / Except between
.... For more detail and code samples in various languages I encourage you to consult that resource.
A Better-Known Variation
There is a variation using syntax specific to Perl and PHP that accomplishes the same. You'll see it on SO in the hands of regex masters such as CasimiretHippolyte and HamZa. ...
Able to push to all git remotes with the one command?
... the same as answer #1. You have just done it with Command Line instead of raw editing of the config file.
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Is the list of Python reserved words and builtins available in a library?
...ject', 'oct', 'open', 'ord', 'pow', 'print', 'property', 'quit', 'range', 'raw_input', 'reduce', 'reload', 'repr', 'reversed', 'round', 'set', 'setattr', 'slice', 'sorted', 'staticmethod', 'str', 'sum', 'super', 'tuple', 'type', 'unichr', 'unicode', 'vars', 'xrange', 'zip']
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Why does InetAddress.isReachable return false, when I can ping the IP address?
...0) as root, it should return true.
you need proper authorizations for the raw socket, which is used by ICMP (the protocol used by ping)
InetAddress.getByName is as reliable as ping, but you need proper permissions on the process to have it running properly.
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performSelector may cause a leak because its selector is unknown
.... In Objective-C, developers are able to do this by using C style casts on raw function pointers.
With the introduction of Swift, Apple has documented the performSelector: family of methods as "inherently unsafe" and they are not available to Swift.
Over time, we have seen this progression:
Earl...
When should TaskCompletionSource be used?
...personally have several issues with the NetworkStream class and prefer the raw Socket. Being that I also love the async/await pattern, I made an extension class SocketExtender which creates several extension methods for Socket.
All of these methods make use of TaskCompletionSource<T> to wrap ...
Difference between ApiController and Controller in ASP.NET MVC
...ing Controllers methods returning ActionResult mixed with others returning raw/serialized/IHttpActionResult data can be very confusing from a developer perspective, expecially if you're not working alone and need to bring other developers to speed with that hybrid approach.
The best technique I've ...
In Perl, how can I read an entire file into a string?
...spew.
Path::Tiny gives even more convenience methods such as slurp, slurp_raw, slurp_utf8 as well as their spew counterparts.
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