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Getting command-line password input in Python
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Use getpass.getpass():
from getpass import getpass
password = getpass()
An optional prompt can be passed as parameter; the default is "Password: ".
Note that this function requires a proper terminal, so it can turn off echoing of typed character...
What does immutable mean?
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hello from 2015!! "On a lower level, immutability means that the memory the string is stored in will not be modified. " --- this is too restrictive and does not sound right. Immutability is only about userland, the virtual memory m...
Lodash - difference between .extend() / .assign() and .merge()
...s no recursive traversal of their properties. Entire object would be taken from source and set in to destination.
Here's how merge works: For each property in source, check if that property is object itself. If it is then go down recursively and try to map child object properties from source to des...
What is the command to exit a Console application in C#?
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Several options, by order of most appropriate way:
Return an int from the Program.Main method
Throw an exception and don't handle it anywhere (use for unexpected error situations)
To force termination elsewhere, System.Environment.Exit (not portable! see below)
Edited 9/2013 to improve r...
Lambda expression vs method reference [closed]
...t whether method refs clarify or obfuscate intent is whether it is obvious from context what is the shape of the function being represented. In some cases (e.g., map(Person::getLastName), its quite clear from the context that a function that maps one thing to another is required, and in cases like ...
START_STICKY and START_NOT_STICKY
...t "started" and will later be restarted by the system.
The only difference from previous versions of the platform is that it
if it gets restarted because its process is killed, onStartCommand()
will be called on the next instance of the service with a null Intent
instead of not being called at all. ...
Is it possible to use “/” in a filename?
... ASCII 0x2F. ASCII is a big no-no since at least 20 years. (Unicode 1.0 is from 1991!)
– Evi1M4chine
Jun 5 '16 at 9:30
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How to reliably open a file in the same directory as a Python script
... The problem with this is it will vary if you the file being run is from the interrupter directly or if it is imported. See my answer for the differences between file and sys.argv[0]
– Zimm3r
Oct 30 '10 at 23:03
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grep a tab in UNIX
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From 'man bash': Words of the form $'string' are treated specially. The word expands to string, with backslash-escaped characters replaced as specified by the ANSI C standard. Backslash escape sequences, if present, are ...