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C++ auto keyword. Why is it magic?
...ar print() function in it's C base.
#include <iostream>
#include <string>
#include <array>
using namespace std;
void print(auto arg) {
cout<<arg<<" ";
}
int main()
{
string f = "String";//tok assigned
int x = 998;
double a = 4.785;
string b = "C++ Auto !...
Python __str__ versus __unicode__
...ck with them for compatibility reasons. Generally, you should put all your string formatting in __unicode__(), and create a stub __str__() method:
def __str__(self):
return unicode(self).encode('utf-8')
In 3.0, str contains characters, so the same methods are named __bytes__() and __str__(). ...
What does the regular expression /_/g mean?
...
Returns a new string with all the underscores in the source string replaced with spaces.
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Get file name and extension in Ruby
...
Note that extn is the string ".mp4" or even the string ".*".
– Phrogz
Dec 27 '13 at 5:53
...
Biggest advantage to using ASP.Net MVC vs web forms
...o confused how it allows RESTful urls when HttpContext.RewritePath Method (String) has been around since .NET 2.0 ?
– Mark Broadhurst
Sep 9 '10 at 15:48
...
What's the role of GetHashCode in the IEqualityComparer in .NET?
...xEqualityComparer boxEqC = new BoxEqualityComparer();
Dictionary<Box, String> boxes = new Dictionary<Box, string>(boxEqC);
Box redBox = new Box(100, 100, 25);
Box blueBox = new Box(1000, 1000, 25);
boxes.Add(redBox, "red");
boxes.Add(blueBox, "blue");
Using the BoxEqualityCompar...
How to convert lazy sequence to non-lazy in Clojure
...y-seq)) is not so nice in situations like the following: (vec (json/parse-string "{\"foo\":\"bar\"}")) ;; => [["foo" "bar"]] Since cheshire chooses to produce a lazy-seq from (json/parse-string)
– codeasone
Feb 7 '18 at 16:06
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Test if a variable is set in bash when using “set -o nounset”
...echo "yo"
fi
echo "whatever"
In this case, VALUE ends up being an empty string if WHATEVER is not set. We're using the {parameter:-word} expansion, which you can look up in man bash under "Parameter Expansion".
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What are queues in jQuery?
...x queue, it will unshift() (push into the first location of the array) the string "inprogress" - which flags that the queue is currently being run.
It's the default! The fx queue is used by .animate() and all functions that call it by default.
NOTE: If you are using a custom queue, you must manual...
How to check whether an object has certain method/property?
...hing like that :
public static bool HasMethod(this object objectToCheck, string methodName)
{
var type = objectToCheck.GetType();
return type.GetMethod(methodName) != null;
}
Edit : you can even do an extension method and use it like this
myObject.HasMethod("SomeMethod");
...