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Getting the last element of a split string array
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There's a one-liner for everything. :)
var output = input.split(/[, ]+/).pop();
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Understanding typedefs for function pointers in C
...d returns a SignalHandler.
It takes a bit of getting used to, though. The one thing you can't do, though is write a signal handler function using the SignalHandler typedef in the function definition.
I'm still of the old-school that prefers to invoke a function pointer as:
(*functionpointer)(arg1, ...
What is Shelving in TFS?
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Shelving has many uses. The main ones are:
Context Switching: Saving the work on your current task so you can switch to another high priority task. Say you're working on a new feature, minding your own business, when your boss runs in and says "Ahhh! Bug ...
How to generate XML file dynamically using PHP?
... It is possible to specify the encoding with SimpleXml? How it can be done?
– Eineki
Jan 28 '09 at 14:17
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How efficient can Meteor be while sharing a huge collection among many clients?
...allers register
callbacks for the same live query, the driver only watches one copy of
the query, calling each registered callback with the same result.
Each time the server updates a collection, the driver recalculates each
live query on that collection (Future versions of Meteor will expose a
sca...
CSS Child vs Descendant selectors
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One important note is that a child selector is going to be faster than descendant selector, which can have a visible affect on pages with 1000's of DOM elements.
– Jake Wilson
Mar 22 '12...
JSON formatter in C#?
...JsonSerializerOptions(){
WriteIndented = true
};
var jsonElement = JsonSerializer.Deserialize<JsonElement>(unPrettyJson);
return JsonSerializer.Serialize(jsonElement, options);
}
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How do I change the cursor between Normal and Insert modes in Vim?
...et cul to higlight bg instead of default underline: hi CursorLine cterm=NONE ctermbg=black
– Nikita Prokopov
Nov 10 '11 at 8:21
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What's the difference between a Python module and a Python package?
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A module is a single file (or files) that are imported under one import and used.
e.g.
import my_module
A package is a collection of modules in directories that give a package hierarchy.
from my_package.timing.danger.internets import function_of_love
Documentation for modules
I...
Upgrade python in a virtualenv
...tand that answer, you may try to create a new virtualenv on top of the old one. You just need to know which python is going to use your virtualenv (you will need to see your virtualenv version).
If your virtualenv is installed with the same python version of the old one and upgrading your virtuale...