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How can I convert a string to a number in Perl?
...g into a floating point variable. So an example of the string I have is "5.45" and I want a floating point equivalent so I can add .1 to it. I have searched around the internet, but I only see how to convert a string to an integer.
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Bash/sh - difference between && and ;
...viour
– peterchaula
Jul 12 '18 at 8:49
@peter Which one? The ; one or the && one? Or do you mean both?
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How to get a ListBox ItemTemplate to stretch horizontally the full width of the ListBox?
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474
I'm sure this is a duplicate, but I can't find a question with the same answer.
Add Horizonta...
What is the Swift equivalent of -[NSObject description]?
...ion.
For example:
class MyClass: CustomStringConvertible {
let foo = 42
var description: String {
return "<\(type(of: self)): foo = \(foo)>"
}
}
print(MyClass()) // prints: <MyClass: foo = 42>
Note: type(of: self) gets the type of the current instances instead o...
What is the purpose of setting a key in data.table?
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered Nov 18 '13 at 20:39
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Plot a legend outside of the plotting area in base graphics?
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edited Sep 12 '13 at 15:04
Henrik
12.8k88 gold badges6363 silver badges8787 bronze badges
answered Oct ...
Lock Escalation - What's happening here?
...ck.
– Justin Grant
Mar 29 '13 at 17:46
1
But why is the LOCK_ESCALATION statement after the initi...
C++ Tuple vs Struct
...e. Below is the benchmark code and performance results collected using gcc-4.9.2 and clang-4.0.0:
std::vector<StructData> test_struct_data(const size_t N) {
std::vector<StructData> data(N);
std::transform(data.begin(), data.end(), data.begin(), [N](auto item) {
std::rand...
In-memory size of a Python structure
... there a reference for the memory size of Python data stucture on 32- and 64-bit platforms?
7 Answers
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Python assigning multiple variables to same value? list behavior
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274
If you're coming to Python from a language in the C/Java/etc. family, it may help you to stop th...