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How do I select a random value from an enumeration?
... }
}
public static class Program
{
public enum SomeEnum
{
One = 1,
Two = 2,
Three = 3,
Four = 4
}
public static void Main()
{
for(int i=0; i < 10; i++)
{
Console.WriteLine(typeof(SomeEnum).GetRandomEnumValue());
...
How to wait for a number of threads to complete?
...
The bugs mentioned in Effective Java should have been fixed in Java 6. If newer java versions aren't a restriction, it's better to use Futures to solve thread problems. Martin v. Löwis: You're right. It's not relecant for that problem, ...
How can I open a Shell inside a Vim Window?
...ends on your OS - actually I did not test it on MS Windows - but Conque is one of the best plugins out there.
Actually, it can be better, but works.
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How to detect if a script is being sourced
...that holds a stack trace of sources, where ${BASH_SOURCE[0]} is the latest one. The braces are used here to tell the bash what is part of the variable name. They are not necessary for $0 in this case, but they do not hurt either. ;)
– Konrad
Jan 22 '16 at 17:23...
Iterate over a list of files with spaces
...
You could replace the word-based iteration with a line-based one:
find . -iname "foo*" | while read f
do
# ... loop body
done
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Why does flowing off the end of a non-void function without returning a value not produce a compiler
...ur, and in practice it's calling convention and architecture dependent. On one particular system, with one particular compiler, the return value is the result of last expression evaluation, stored in the eax register of that system's processor.
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Why are arrays of references illegal?
...s so conspicuously absent from this & similar discussions - is that if one had an array of references, how would one possibly disambiguate between the address of an element & the address of its referent? The immediate objection to 'You can't put a reference in an array/container/whatever' is...
Modify tick label text
...plots()
# We need to draw the canvas, otherwise the labels won't be positioned and
# won't have values yet.
fig.canvas.draw()
labels = [item.get_text() for item in ax.get_xticklabels()]
labels[1] = 'Testing'
ax.set_xticklabels(labels)
plt.show()
To understand the reason why you need to jump...
How to Implement DOM Data Binding in JavaScript
...es the new object instead of a function as the second argument. But this alone won't work.
Implementing the eventListener interface
To make this work, your object needs to implement the eventListener interface. All that's needed to accomplish this is to give the object a handleEvent() method.
T...
Passing references to pointers in C++
...nce, which C++ doesn't allow unless the reference is const.
So you can do one of either the following:
void myfunc(string*& val)
{
// Do stuff to the string pointer
}
void myfunc2(string* const& val)
{
// Do stuff to the string pointer
}
int main()
// sometime later
{
// .....