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MySql export schema without data
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By default, this does not include the CREATE DATABASE command. To include, replace dbname with --databases dbname (shorthand: -B dbname). Then to import on another server, use mysql -u root -p < schema.sql
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Delete file from internal storage
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@user661543 What's full path returned by the ih.getImgPath()? What you'd passed as an argument to delete file? If the method above didn't work then most likely stored your file out of application package. Or you might have passed wrong file name as an argument.
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Creating a segue programmatically
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By definition a segue can't really exist independently of a storyboard. It's even there in the name of the class: UIStoryboardSegue. You don't create segues programmatically - it is the storyboard runtime that creates them ...
Convert integer to hexadecimal and back again
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you can also specify the number of digits by using: decValue.ToString("X4")
– Martin
Oct 27 '09 at 9:04
82
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How to get value of selected radio button?
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var rates = document.getElementById('rates').value;
The rates element is a div, so it won't have a value. This is probably where the undefined is coming from.
The checked property will tell you whether the element is selected:
if (document.getElementBy...
How to refresh / invalidate $resource cache in AngularJS
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
E11000 duplicate key error index in mongodb mongoose
... out how to solve this...rather than run into this issue once you have gigabytes of user data already stored
– Janac Meena
Jun 5 '18 at 14:20
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How to center canvas in html5
...allows the browser to stretch and squeeze the picture. I solve the problem by having the text line just before the image_tag line centred (also getting rid of float: left;). I would have liked the text to be left aligned, but this is a minor inconvienence, that I can tolerate.
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Get spinner selected items text?
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Spinner spinner = (Spinner)findViewById(R.id.spinner);
String text = spinner.getSelectedItem().toString();
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JPA: unidirectional many-to-one and cascading delete
Say I have a unidirectional @ManyToOne relationship like the following:
7 Answers
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