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Cannot delete or update a parent row: a foreign key constraint fails
...the advertisers table before you can delete the row in the jobs table that it references. This:
ALTER TABLE `advertisers`
ADD CONSTRAINT `advertisers_ibfk_1` FOREIGN KEY (`advertiser_id`)
REFERENCES `jobs` (`advertiser_id`);
...is actually the opposite to what it should be. As it is, i...
How to read/write a boolean when implementing the Parcelable interface?
I'm trying to make an ArrayList Parcelable in order to pass to an activity a list of custom object. I start writing a myObjectList class which extends ArrayList<myObject> and implement Parcelable .
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Convert seconds to HH-MM-SS with JavaScript?
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Don't you know datejs? it is a must know.
Using datejs, just write something like:
(new Date).clearTime()
.addSeconds(15457)
.toString('H:mm:ss');
--update
Nowadays date.js is outdated and not maintained, so use "Moment.js"...
Can you use hash navigation without affecting history?
I'm afraid it might be impossible but is there a way to change the hash value of a URL without leaving an entry in the browser's history and without reloading ? Or do the equivalent?
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Get week of year in JavaScript like in PHP
...ttp://www.merlyn.demon.co.uk/js-date6.htm#YWD.
A better link on the same site is: Working with weeks.
Edit
Here is some code based on the links provided and that posted eariler by Dommer. It has been lightly tested against results at http://www.merlyn.demon.co.uk/js-date6.htm#YWD. Please test tho...
What does the ng stand for in Angular.js directives
Angular.js uses several directives prefixed with ng like below:
6 Answers
6
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cURL equivalent in Node.js?
...follow
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edited May 8 '18 at 11:33
maikthomas
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answe...
Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f
I'm trying to link a UILabel with an IBOutlet created in my class.
71 Answers
71
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How to round to 2 decimals with Python?
I am getting a lot of decimals in the output of this code (Fahrenheit to Celsius converter).
16 Answers
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Real mouse position in canvas [duplicate]
I'm trying to draw with the mouse over a HTML5 canvas, but the only way that it seems to work well is if the canvas is in the position 0,0 (upper left corner) if I change the canvas position, for some reason it doesn't draw like it should. Here is my code.
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