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Template function inside template class
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template <class T>
template <class U>
void MyClass<T>::foo() { /* ... */ }
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How can I add a help method to a shell script?
... into a shell script? I would like to display a help message when a user calls myscript.sh -h .
6 Answers
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Find the most frequent number in a numpy vector
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If your list contains all non-negative ints, you should take a look at numpy.bincounts:
http://docs.scipy.org/doc/numpy/reference/generated/numpy.bincount.html
and then probably use np.argmax:
a = np.array([1,2,3,1,2,1,1,1,3,2,2,1])
counts = np.bi...
How do I check if string contains substring? [duplicate]
...))
This works because indexOf() returns -1 if the string wasn't found at all.
Note that this is case-sensitive.
If you want a case-insensitive search, you can write
if (str.toLowerCase().indexOf("yes") >= 0)
Or:
if (/yes/i.test(str))
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Static method in a generic class?
...stance fields. For static fields and static methods, they are shared among all instances of the class, even instances of different type parameters, so obviously they cannot depend on a particular type parameter.
It doesn't seem like your problem should require using the class's type parameter. If y...
Conveniently map between enum and int / String
...n't require 'fiddling with reflection' because it's based on the fact that all enum types implicitly inherit the Enum interface.
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How can query string parameters be forwarded through a proxy_pass with nginx?
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Humm.. I can't recall now :( But I feel like it might have been related to the "~*". However, I just checked, and I have nginx 1.2.3 (through homebrew). Maybe that's it?
– duma
Aug 31 '12 at 4:07
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Breaking out of a nested loop
...using goto is any worse than the normal use of something like break (after all they're both just unconditional branches to a label, it's just that with break the label is implicit).
– Greg Beech
Nov 28 '08 at 0:07
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How do I copy a hash in Ruby?
...at clone of a hash makes a shallow copy. That is to say:
h1 = {:a => 'foo'}
h2 = h1.clone
h1[:a] << 'bar'
p h2 # => {:a=>"foobar"}
What's happening is that the hash's references are being copied, but not the objects that the references refer to.
If you want a deep...
Separation of JUnit classes into special test package?
...they test, but in a different physical directory, like:
myproject/src/com/foo/Bar.java
myproject/test/com/foo/BarTest.java
In a Maven project it would look like this:
myproject/src/main/java/com/foo/Bar.java
myproject/src/test/java/com/foo/BarTest.java
The main point in this is that my test cl...