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Git and Mercurial - Compare and Contrast
...g list, and even contribute a bit to Git (gitweb mainly). I know Mercurial from documentation and some from discussion on #revctrl IRC channel on FreeNode.
Thanks to all people on on #mercurial IRC channel who provided help about Mercurial for this writeup
Summary
Here it would be nice to have som...
How exactly does the callstack work?
...pile time and are therefore hardcoded into the machine code.
This graphic from Wikipedia shows what the typical call stack is structured like1:
Add the offset of a variable we want to access to the address contained in the frame pointer and we get the address of our variable. So shortly said, th...
How do I integrate Ajax with Django applications?
...eive. You'll also need to understand some basic JavaScript syntax (not far from python, you'll get used to it). I strongly recommend Envato's video tutorials for jQuery, they are great and will put you on the right path.
When to use JSON?. You're going to see a lot of examples where the data sent by...
Downloading MySQL dump from command line
I am moving away from Linode because I don't have the Linux sysadmin skills necessary; before I complete the transition to a more noob-friendly service, I need to download the contents of a MySQL database. Is there a way I can do this from the command line?
...
Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
... Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly mscorlib
Yes, this technically can go wrong when you execute code on .NET 4.0 instead of .NET 4.5. The attribute was moved from System.Core.dll to mscorlib.dll in .NET 4.5. While that sounds like a rather na...
How to remove a key from a Python dictionary?
When deleting a key from a dictionary, I use:
13 Answers
13
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Constructing pandas DataFrame from values in variables gives “ValueError: If using all scalar values
...e I suppose a single-row DataFrame as shown here would also be ok to build from a dictionary because the order does not matter (but this hasn't been implemented). However with multiple rows, Pandas would not be able to make a DataFrame because it would not know which items belonged to the same row.
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Most efficient way to convert an HTMLCollection to an Array
... programmer's ken.
Edit
Since ECMAScript 2015 (ES 6) there is also Array.from:
var arr = Array.from(htmlCollection);
Edit
ECMAScript 2015 also provides the spread operator, which is functionally equivalent to Array.from (although note that Array.from supports a mapping function as the second a...
What is the best Distributed Brute Force countermeasure?
...Be brave, friend, the journey will be worth it)
Combining methods 3 and 4 from the original post into a kind of 'fuzzy' or dynamic whitelist, and then - and here's the trick - not blocking non-whitelisted IPs, just throttling them to hell and back.
Note that this measure is only meant to thwart...
How to read from standard input in the console?
I would like to read standard input from the command line, but my attempts have ended with the program exiting before I'm prompted for input. I'm looking for the equivalent of Console.ReadLine() in C#.
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