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Python pip install fails: invalid command egg_info
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Difference between Visual Basic 6.0 and VBA
... be used to compile DLLs.
The Office 2000 and Office XP Developer editions included a VBA editor that could be used for making DLLs for use as COM Addins.
This functionality was removed in later versions (2003 and 2007) with the advent of the VSTO (VS Tools for Office) software, although obviously ...
Batch files : How to leave the console window open
...ar".
Right-click the shortcut on the taskbar.
You will see a list that includes "Command Prompt" and "Unpin this program from the taskbar".
Right-click the icon for CMD.EXE and select Properties.
In the box for Target, go to the end of "%SystemRoot%\system32\cmd.exe" and type " /C " and the ...
Why can't I initialize non-const static member or static array in class?
...lass is typically declared in a header file and a header file is typically included into many translation units. However, to avoid complicated linker rules, C++ requires that every object has a unique definition. That rule would be broken if C++ allowed in-class definition of entities that needed to...
Performance surprise with “as” and nullable types
... If no other good has come out of all of this, it's led me to include warnings for both my original code and this :)
– Jon Skeet
Oct 18 '09 at 11:52
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How do I tell Matplotlib to create a second (new) plot, then later plot on the old one?
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How to check if a URL is valid
...for the presence of a hostname fixes this: uri = URI(str) ; %w[http https].include?(uri.scheme) && !uri.host.nil?
– Shane
Sep 10 at 9:06
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How to play a notification sound on websites?
... everywhere, from common web sites to browser games.
Audio-sprites support included.
No dependecies (jQuery not required).
25 free sounds included.
Set up plugin:
// set up config
ion.sound({
sounds: [
{
name: "my_cool_sound"
},
{
name: "notify_...
How to use glOrtho() in OpenGL?
...l-life like 3D, identical objects further away appear smaller:
main.c
#include <stdlib.h>
#include <GL/gl.h>
#include <GL/glu.h>
#include <GL/glut.h>
static int ortho = 0;
static void display(void) {
glClear(GL_COLOR_BUFFER_BIT);
glLoadIdentity();
if (ortho...
Retrieve filename from file descriptor in C
... get the file associated to a file descriptor, you can use this snippet:
#include <sys/syslimits.h>
#include <fcntl.h>
char filePath[PATH_MAX];
if (fcntl(fd, F_GETPATH, filePath) != -1)
{
// do something with the file path
}
Since I never remember where MAXPATHLEN is defined, I t...