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Calling a Method From a String With the Method's Name in Ruby
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Use this:
> a = "my_string"
> meth = a.method("size")
> meth.call() # call the size method
=> 9
Simple, right?
As for the global, I think the Ruby way would be to search it using the methods method.
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What is the difference between a map and a dictionary?
...tical term "map" took hold. Also, dictionaries tend to have a key type of string, but that's not 100% true everywhere.
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Calling Java varargs method with single null argument?
...le. See the example below:
public class Temp{
public static void main(String[] args){
foo("a", "b", "c");
foo(null, null);
foo((Object)null);
Object bar = null;
foo(bar);
}
private static void foo(Object...args) {
System.out.println("foo called, args: ...
How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g
...pport proper comparison are ordered by their address.
When you order two strings or two numeric types the ordering is done in the expected way (lexicographic ordering for string, numeric ordering for integers).
When you order a numeric and a non-numeric type, the numeric type comes first.
>&g...
RAW POST using cURL in PHP
... I just realized that body goes here can include any valid json string.
– shasi kanth
Jul 31 '15 at 7:40
2
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How to convert a clojure keyword into a string?
In my application I need to convert clojure keyword eg. :var_name into a string "var_name". Any ideas how that could be done?
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Scalar vs. primitive data type - are they the same thing?
... structs, etc. A scalar is a "single" value - integer, boolean, perhaps a string - while a compound is made up of multiple scalars (and possibly references to other compounds). "Scalar" is used in contexts where the relevant distinction is between single/simple/atomic values and compound values.
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How to get current formatted date dd/mm/yyyy in Javascript and append it to an input [duplicate]
... new Date();
let month = monthNames[dateObj.getMonth()];
let day = String(dateObj.getDate()).padStart(2, '0');
let year = dateObj.getFullYear();
let output = month + '\n'+ day + ',' + year;
document.querySelector('.date').textContent = output;
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How can I match on an attribute that contains a certain string?
...ch <div class="Patagonia Halbtagsarbeit">, which contains the target strings but is not a div with the given classes.
– bobince
Dec 2 '11 at 22:52
3
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C++ error: undefined reference to 'clock_gettime' and 'clock_settime'
...ut I can't seem to get this to work. It works fine on my school computers and I don't know what I am not doing. I have checked usr/include and time.h is there just fine. Here is the code:
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