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How do you produce a .d.ts “typings” definition file from an existing JavaScript library?
... may get tripped up if the library initializes itself in a weird way.
Get Started With --allowJs
If --allowJs gave you decent results and you want to write a better definition file yourself, you can combine --allowJs with --declaration to see TypeScript's "best guess" at the types of the library. ...
Understanding dispatch_async
...spatch_async() blocks to DISPATCH_QUEUE_PRIORITY_DEFAULT, those tasks will start executing in the order you sent them into the queue. Likewise for the HIGH, LOW, and BACKGROUND queues. Anything you send into any of these queues is executed in the background on alternate threads, away from your main ...
Reference - What does this error mean in PHP?
...ple would be a template file like this:
<html>
<?php session_start(); ?>
<head><title>My Page</title>
</html>
...
The session_start() function will try to send headers with the session cookie to the client. But PHP already sent headers when it wrote the...
Add 2 hours to current time in MySQL?
...
SELECT *
FROM courses
WHERE DATE_ADD(NOW(), INTERVAL 2 HOUR) > start_time
See Date and Time Functions for other date/time manipulation.
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Delete commits from a branch in Git
...orce
However, if others may have pulled it, then you would be better off starting a new branch. Because when they pull, it will just merge it into their work, and you will get it pushed back up again.
If you already pushed, it may be better to use git revert, to create a "mirror image" commit th...
Running a cron job on Linux every six hours
...o care about
0 */6 * * * /path/to/mycommand
This means every sixth hour starting from 0, i.e. at hour 0, 6, 12 and 18 which you could write as
0 0,6,12,18 * * * /path/to/mycommand
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Evil Mode best practice? [closed]
...a huge number of things to gain, I did a lot of experimenting when I first started using evil. While the following are controversial, I wanted to keep the emacs keys that are used more universally in terminal, firefox, cocoa, etc..., but didn't want to lose the vim editing capabilities. I ended up d...
How to listen for a WebView finishing loading a URL?
...several iframes in a page you will have multiple onPageFinished (and onPageStarted). And if you have several redirects it may also fail. This approach solves (almost) all the problems:
boolean loadingFinished = true;
boolean redirect = false;
mWebView.setWebViewClient(new WebViewClient() {
@O...
How to schedule a function to run every hour on Flask?
...ler.add_job(func=print_date_time, trigger="interval", seconds=3)
scheduler.start()
# Shut down the scheduler when exiting the app
atexit.register(lambda: scheduler.shutdown())
Note that two of these schedulers will be launched when Flask is in debug mode. For more information, check out this ques...
Wrap long lines in Python [duplicate]
...ence/lexical_analysis.html#string-literal-concatenation is a good place to start for more info.
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