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How can I calculate the time between 2 Dates in typescript
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A tip, instead of using new Date().getTime() use Date.now() so you don't make new objects unnecessarily.
– PhoneixS
Mar 6 '18 at 12:34
1
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How to get 30 days prior to current date?
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Get next 30 days from today
let now = new Date()
console.log('Today: ' + now.toUTCString())
let next30days = new Date(now.setDate(now.getDate() + 30))
console.log('Next 30th day: ' + next30days.toUTCString())
Get last 30 days form today
let n...
Rails: convert UTC DateTime to another time zone
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zone = ActiveSupport::TimeZone.new("Central Time (US & Canada)")
Time.now.in_time_zone(zone)
or just
Time.now.in_time_zone("Central Time (US & Canada)")
You can find the names of the ActiveSupport time zones by doing:
ActiveSupport::TimeZone.all.map(&:name)
# or for just US
Active...
“Keep Me Logged In” - the best approach
...cookie for this purpose, you're doing something wrong.
There. I said it. Now we can move on to the actual answer.
What's wrong with hashing user data, you ask? Well, it comes down to exposure surface and security through obscurity.
Imagine for a second that you're an attacker. You see a cryptog...
Make function wait until element exists
...on of MutationObserver.
EDIT: All major browsers support MutationObserver now.
Something along the lines of this should do the trick:
// callback executed when canvas was found
function handleCanvas(canvas) { ... }
// set up the mutation observer
var observer = new MutationObserver(function (mut...
bundler vs RVM vs gems vs RubyGems vs gemsets vs system ruby [closed]
...all the packages (while the gems are the packages themselves). Rubygems is now part of Ruby.
Bundler is what makes managing gems bearable. Based on your Gemfile, a simple call to bundler using bundle install will download and install all the required gems. Using standard gem command, you would have...
Where to find Application Loader app in Mac?
...ansporter
In October 2019, Apple announced the Transporter app for macOS, now available in the Mac App Store.
With Transporter you can:
Upload your .ipa or .pkg files to App Store Connect.
View delivery progress, including validation warnings, errors, and delivery logs, so you can qui...
Insert a line break in mailto body
...codeURIComponent().
For example, this message:
hello\rthis answer is now well formated\rand it contains good knowleadge\rthat is why I am up voting
URI Encoded, results in:
hello%0Dthis%20answer%20is%20now%20well%20formated%0Dand%20it%20contains%20good%20knowleadge%0Dthat%20is%20why%20I%20a...
How do I format a date in Jinja2?
Using Jinja2, how do I format a date field? I know in Python I can simply do this:
9 Answers
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Time complexity of Euclid's Algorithm
...o follow what happens over two iterations:
a', b' := a % b, b % (a % b)
Now a and b will both decrease, instead of only one, which makes the analysis easier. You can divide it into cases:
Tiny A: 2a <= b
Tiny B: 2b <= a
Small A: 2a > b but a < b
Small B: 2b > a but b < a
Equal...