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What is C# analog of C++ std::pair?
...ello", 4);
In previous versions you can use System.Collections.Generic.KeyValuePair<K, V> or a solution like the following:
public class Pair<T, U> {
public Pair() {
}
public Pair(T first, U second) {
this.First = first;
this.Second = second;
}
...
What's a good (free) visual merge tool for Git? (on windows) [closed]
A similar question was already asked, but for Ubuntu.
7 Answers
7
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Efficient evaluation of a function at every cell of a NumPy array
...e x * 5 + 8
f = np.vectorize(f) # or use a different name if you want to keep the original f
result_array = f(A) # if A is your Numpy array
It's probably better to specify an explicit output type directly when vectorizing:
f = np.vectorize(f, otypes=[np.float])
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How to call a function from a string stored in a variable?
... answered Jun 17 '09 at 8:50
knittlknittl
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Extending the User model with custom fields in Django
...h Django's authentication app) with custom fields? I would also possibly like to use the email as the username (for authentication purposes).
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Trim last character from a string
...o if we want to "Trim last character from string" we should do something like this
Example as extension method:
public static class MyExtensions
{
public static string TrimLastCharacter(this String str)
{
if(String.IsNullOrEmpty(str)){
return str;
} else {
return str...
What does glLoadIdentity() do in OpenGL?
...erwhelmed with all of the random functions that I have in my code. They work and I know when to use them, but I don't know why I need them or what they actually do.
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What is the purpose of Rank2Types?
I am not really proficient in Haskell, so this might be a very easy question.
6 Answers
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^M at the end of every line in vim
...e end of the line I get these ^M characters at the end of each line. I think that it has something to do with editing a file in windows and then in linux. How can I remove all of these automatically?
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How do I escape ampersands in batch files?
...
From a cmd:
& is escaped like this: ^& (based on @Wael Dalloul's answer)
% does not need to be escaped
An example:
start http://www.google.com/search?client=opera^&rls=en^&q=escape+ampersand%20and%20percentage+in+cmd^&sourceid=opera^...