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JS: Check if date is less than 1 hour ago?
...(date) => {
const HOUR = 1000 * 60 * 60;
const anHourAgo = Date.now() - HOUR;
return date > anHourAgo;
}
Using the Moment library:
const lessThanOneHourAgo = (date) => {
return moment(date).isAfter(moment().subtract(1, 'hours'));
}
Shorthand syntax with Moment:
const ...
How to find and return a duplicate value in array
...
a = ["A", "B", "C", "B", "A"]
a.detect{ |e| a.count(e) > 1 }
I know this isn't very elegant answer, but I love it. It's beautiful one liner code. And works perfectly fine unless you need to process huge data set.
Looking for faster solution? Here you go!
def find_one_using_hash_map(arr...
How to make a variadic macro (variable number of arguments)
...ant to write a macro in C that accepts any number of parameters, not a specific number
5 Answers
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django urls without a trailing slash do not redirect
...
"When set to True, if the request URL does not match any of the patterns in the URLconf and it doesn’t end in a slash, an HTTP redirect is issued to the same URL with a slash appended. Note that the redirect may cause any data submitted in a ...
Backbone.js: get current route
...
If you have instantiated a Router in your application, the following line returns the current fragment:
Backbone.history.getFragment();
From the Backbone.js documentation:
"
[...]
History serves as a global router (per fr...
Where in a virtualenv does the custom code go?
...rectory structure should one follow when using virtualenv ? For instance, if I were building a WSGI application and created a virtualenv called foobar I would start with a directory structure like:
...
解决：Run-Time Check Failure #0，The value of ESP was not properly sav...
...lared with one calling convention with a function pointer declared with a different calling convention.
错误原因：
你定义函数指针原型时出错。
其实你定义的没有错，但是编译器不认识而已，因为你调用的dll函数是一个远函数，而且是一个C函数，...
How can I use MS Visual Studio for Android Development?
... Step 5 - VS android v0.95 - 22nd May 2013 Visual Studio 2012 is now fully supported.
– Maitus
May 22 '13 at 17:39
2
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Purpose of Unions in C and C++
...lier comfortably; today I was alarmed when I read this post and came to know that this code
15 Answers
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How can a LEFT OUTER JOIN return more records than exist in the left table?
...t when I LEFT OUTER JOIN it to an additional table the record count is significantly larger.
11 Answers
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