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Truly understanding the difference between procedural and functional
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Functional Programming
Functional programming refers to the ability to treat functions as values.
Let's consider an analogy with "regular" values. We can take two integer values and combine them using the + operator to obtain a new integer. Or we can multiply an integer by a floating p...
HTTPS connections over proxy servers
Is it possible to have HTTPS connections over proxy servers? If yes, what kind of proxy server allows this?
9 Answers
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Determine the line of code that causes a segmentation fault?
... do that but GDB (a debugger) sure can. Compile you program using the -g switch, like this:
gcc program.c -g
Then use gdb:
$ gdb ./a.out
(gdb) run
<segfault happens here>
(gdb) backtrace
<offending code is shown here>
Here is a nice tutorial to get you started with GDB.
Where the ...
Installing Python packages from local file system folder to virtualenv with pip
Is it possible to install packages using pip from the local filesystem?
10 Answers
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Should you declare methods using overloads or optional parameters in C# 4.0?
... was watching Anders' talk about C# 4.0 and sneak preview of C# 5.0 , and it got me thinking about when optional parameters are available in C# what is going to be the recommended way to declare methods that do not need all parameters specified?
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Are (non-void) self-closing tags valid in HTML5?
The W3C validator doesn't like self-closing tags (those that end with " /> ") on non-void elements. (Void elements are those that may not ever contain any content.) Are they still valid in HTML5?
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Aren't Python strings immutable? Then why does a + “ ” + b work?
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It's even more convincing to try something like x = 'abc'; x[1] = 'x' in the Python repl
– xpmatteo
May 23 '17 at 6:11
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Type erasure techniques
(With type erasure, I mean hiding some or all of the type information regarding a class, somewhat like Boost.Any.)
I want to get a hold of type erasure techniques, while also sharing those, which I know of. My hope is kinda to find some crazy technique that somebody thought of in his/her darkest h...
Checking if a double (or float) is NaN in C++
...se IEEE floating point, this trick should work. But I can't guarantee that it will work in practice. Check with your compiler, if in doubt.
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How to remove focus border (outline) around text/input boxes? (Chrome) [duplicate]
...emove the orange or blue border (outline) around text/input boxes? I think it only happens on Chrome to show that the input box is active. Here's the input CSS I'm using:
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