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Why should I avoid multiple inheritance in C++?
...ly, it was done for bad reasons, and it will blow back in the face of the maintainer.
Summary
Consider composition of features, instead of inheritance
Be wary of the Diamond of Dread
Consider inheritance of multiple interfaces instead of objects
Sometimes, Multiple Inheritance is the right thing. I...
What does 'stale file handle' in Linux mean?
Say I have a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file ...
Can I change the Android startActivity() transition animation?
...roid"
android:fillAfter="true">
<alpha android:fromAlpha="1.0"
android:toAlpha="0.0"
android:duration="500"/> //Time in milliseconds
</set>
In your finish-class
private void finishTask() {
if("blabbla".equals("blablabla"){
finish();
...
What characters do I need to escape in XML documents?
...ee characters ", ' and > needn't be escaped in text:
<?xml version="1.0"?>
<valid>"'></valid>
Attributes
The safe way is to escape all five characters in attributes. However, the > character needn't be escaped in attributes:
<?xml version="1.0"?>
<valid attri...
In which order should floats be added to get the most precise result?
...lt;cmath>
int main()
{
long billion = 1000000000;
double big = 1.0;
double small = 1e-9;
double expected = 2.0;
double sum = big;
for (long i = 0; i < billion; ++i)
sum += small;
std::cout << std::scientific << std::setprecision(1) << big...
Socket.IO - how do I get a list of connected sockets/clients?
...one in the future
NOTE: This Solution ONLY works with version prior to 1.0
UPDATED 2020 Mar 06
From 1.x and above, please refer to this link: getting how many people are in a chat room in socket.io
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Check play state of AVPlayer
...o play something while in airplane mode, the AVPlayer rate is still set to 1.0, since it implies the intention to play.
– phi
May 31 '13 at 13:13
4
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What is bootstrapping?
I keep seeing "bootstrapping" mentioned in discussions of application development. It seems both widespread and important, but I've yet to come across even a poor explanation of what bootstrapping actually is; rather, it seems as though everyone is just supposed to know what it means. I don't, tho...
symfony 2 twig limit the length of the text and put three dots
...ink i will go with the first solution.
– Markus Kottländer
Aug 13 '14 at 8:00
1
...
No grammar constraints (DTD or XML schema) detected for the document
...e <!DOCTYPE xml> after the <?xml ... > tag.
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE xml>
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