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Why do you need explicitly have the “self” argument in a Python method?
...k bork bork!
>>> c.foo()
Hi!
>>>
It also (as far as I know) makes the implementation of the python runtime easier.
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Facebook Android Generate Key Hash
...ate a new certificate when you next try to build a debug package.
Let me know if that works.
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How to write a scalable Tcp/Ip based server
...ethod which will run the callback again if the client sends any more data. Now here's the really tricky part, when the client sends data, your receive callback might only be called with part of the message. Reassembly can become very very complicated. I used my own method and created a sort of propr...
Splitting templated C++ classes into .hpp/.cpp files--is it possible?
...and lib files to hide the implementation, it is simply not possible.
To know why, let us look at the compilation process. The header files are never compiled. They are only preprocessed. The preprocessed code is then clubbed with the cpp file which is actually compiled. Now if the compiler has to ...
Combining two expressions (Expression)
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@Aron now look at the date: the .NET framework visitor (ExpressionVisitor) did not exist back then; I have a related example on stackoverflow from a similar date where it implements the visitor manually: it is a lot of code.
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TypeError: 'module' object is not callable
...ple who took time to up vote (myself included) who didn't understand this. Now, it's obvious, and next time I reach in my toolbox, I will find this tool when a module is reported as "not callable". Getting started with a new language is the toughest part.
– jmort253
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What does Redis do when it runs out of memory?
...ry starts to get used up (i.e. swap), and performance drops tremendously.
Now, you can also configure Redis with a maxmemory parameter, which prevents Redis from using any more memory (the default).
Newer versions of Redis have various policies when maxmemory is reached:
volatile-lru remove a ke...
How to rename a single column in a data.frame?
I know if I have a data frame with more than 1 column, I can use
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Best practices for adding .gitignore file for Python projects? [closed]
...re the machine readable (binary) version of the .po files, and -as widely known- it's a lot better to keep binary files outside of a versioned repository, when you can (and you should, since including both .po and .mo means also keeping duplicated data in the repository, that the VCS cannot even "sq...
C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?
...ould be skipped. It's simplest to show this with an example. Note that I'm now using the second CTP, so the generated code is slightly different to that in the question.
Here's the async method:
static async Task<int> FooAsync()
{
var t = new SimpleAwaitable();
for (int i = 0; i <...