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How can I increment a char?
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I came from PHP, where you can increment char (A to B, Z to AA, AA to AB etc.) using ++ operator. I made a simple function which does the same in Python. You can also change list of chars to whatever (lowercase, uppercase, etc.) is your need.
# Increment char (a -> b, az -> ba)
def inc_char...
Passing parameters to JavaScript files
...some_default_value';
}
alert(my_var_2); // to view the variable value
...etc...
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String comparison in Python: is vs. == [duplicate]
...or all built-in Python objects (like
strings, lists, dicts, functions,
etc.), if x is y, then x==y is also
True.
Not always. NaN is a counterexample. But usually, identity (is) implies equality (==). The converse is not true: Two distinct objects can have the same value.
Also, is it g...
Lightweight Javascript DB for use in Node.js [closed]
...mpatibilities (3 years in js dev is an eternity), issues that get ignored, etc. The right amount of stars but it doesn't scream fresh.
– Carles Alcolea
Dec 27 '18 at 10:35
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How to enable mod_rewrite for Apache 2.2
...mand in the terminal:
sudo a2enmod rewrite
Restart apache2 after
sudo /etc/init.d/apache2 restart
or
sudo service apache2 restart
or as per new unified System Control Way
sudo systemctl restart apache2
Then, if you'd like, you can use the following .htaccess file.
<IfModule mod_rewri...
Do HTML WebSockets maintain an open connection for each client? Does this scale?
...content type, conetent length, user-agent, server id, date, last-modified, etc. Once a WebSockets connection is established, only the data required by the application needs to be sent back and forth.
Typically, HTTP servers are configured to log the start and completion of every HTTP request taking ...
Explanation of JSONB introduced by PostgreSQL
...f JSON manipulation inside PostgreSQL, such as sorting, slicing, splicing, etc., you should use JSONB for speed reasons.
If you need indexed lookups for arbitrary key searches on JSON, then you should use JSONB.
If you are doing neither of the above, you should probably use JSON.
If you need to pres...
What is __declspec and when do I need to use it?
...d), for exporting functions sans a DEF file you use __declspec(dllexport), etc. The full list is quite long.
– Seva Alekseyev
Feb 17 '10 at 21:49
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Overwrite or override
...e. override - Use one's authority to reject or cancel (a decision, view, etc.)
– allicarn
Nov 15 '12 at 19:50
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How to compile and run C/C++ in a Unix console/Mac terminal?
...gle source program:
make foo
where the source file is foo.c or foo.cpp, etc.
You dont even need a makefile. Make has enough built-in rules to build your source file into an executable of the same name, minus extension.
Running the executable just built is the same as running any program - but y...