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How to format a JavaScript date
...delimited date formats, you have to pull out the date (or time)
components from a DateTimeFormat object (which is part of the
ECMAScript Internationalization API), and then manually create a string
with the delimiters you want.
To do this, you can use DateTimeFormat#formatToParts. You could
destruct...
Firing events on CSS class changes in jQuery
... respective functionality. for instance, if i have one object that changes from red to blue and three objects waiting for it to change, when it changes, i can just trigger the changeColor event, and all those objects subscribing to that event can react accordingly.
– Jason
...
Using generic std::function objects with member functions in one class
...e control under the hood. Example with my win32 api to forward api message from a class to another class.
IListener.h
#include <windows.h>
class IListener {
public:
virtual ~IListener() {}
virtual LRESULT operator()(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) = 0;
};
L...
Is there such a thing as min-font-size and max-font-size?
...g in making a media query for every step we eant in our css, changing font from a fixed amount to another fixed amount. It works, but it is very boring to do, and you don't have a smooth linear aspect.
2) As AlmostPitt explained, there is a brillant solution for the minima :
font-size: calc(7px ...
How to get the first line of a file in a bash script?
...
head takes the first lines from a file, and the -n parameter can be used to specify how many lines should be extracted:
line=$(head -n 1 filename)
share
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What is the Ruby (spaceship) operator?
...,2] <=> [2,2,2]
Ruby will start comparing each element of both array from left hand side.
1 for left array is smaller than 2 of right array. Hence left array is smaller than right array. Output will be -1.
[2,3,2] <=> [2,2,2]
As above it will first compare first element which are equal ...
Facebook Graph API, how to get users email?
...ngeCallback(response);
});
}
Step 2: Let you get the response data from the status
function statusChangeCallback(response) {
// body...
if(response.status === 'connected'){
// setElements(true);
let userId = response.authResponse.userID;
// console.log(userId);
...
.gitignore exclude folder but include specific subfolder
...
Commit 59856de from Karsten Blees (kblees) for Git 1.9/2.0 (Q1 2014) clarifies that case:
gitignore.txt: clarify recursive nature of excluded directories
An optional prefix "!" which negates the pattern; any matching file excluded by a...
Meaning of Open hashing and Closed hashing
...instead once an object is hashed, it is stored in a list which is separate from the hash table's internal array. "open" refers to the freedom we get by leaving the hash table, and using a separate list. By the way, "separate list" hints at why open hashing is also known as "separate chaining".
In s...
Java 8 method references: provide a Supplier capable of supplying a parameterized result
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It appears that you can throw only RuntimeException from the method orElseThrow. Otherwise you will get an error message like MyException cannot be converted to java.lang.RuntimeException
Update:- This was an issue with an older version of JDK. I don't see this issue wit...