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What does it mean that Javascript is a prototype based language?
...of the objects which inherit from it.
Advantages
There may not be a hard and fast rule as to why prototypal inheritance is an advantageous form of code-reuse. Code reuse itself is advantageous, and prototypal inheritance is a sensible way of going about it. You might argue that prototypal inheri...
How do you rename a table in SQLite 3.0?
... postfix: "",
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....
Is it okay to use now?
I'm working on a mobile phone web app and I have several text fields that could benefit from <input type="tel"/> . iPhones will adjust the keyboard for the user, but I'm worried about breaking backwards compatibility. What I'm hoping is that browsers/phone that support this can assist the use...
How to add new line into txt file
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No new line:
File.AppendAllText("file.txt", DateTime.Now.ToString());
and then to get a new line after OK:
File.AppendAllText("file.txt", string.Format("{0}{1}", "OK", Environment.NewLine));
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Media Queries - In between two widths
...ies to make a class that only appears when the width is greater than 400px and less than 900px. I know this is probably extremely simple and I am missing something obvious, but I can't figure it out. What I have come up with is the below code, appreciate any help.
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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...ge file (PNG, JPEG, etc.), draw it to the canvas completely transparently, and then fade it in. I have figured out how to load the image and draw it to the canvas, but I don't know how to change its opacity once it as been drawn.
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Futures vs. Promises
I'm confusing myself with difference between a future and a promise.
1 Answer
1
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ReferenceError: event is not defined error in Firefox
I've made a page for a client and I initially was working in Chrome and forgot to check if it was working in Firefox. Now, I have a big problem because the whole page is based upon a script that doesn't work in Firefox.
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How to get the name of a class without the package?
In C# we have Type.FullName and Type.Name for getting the name of a type (class in this case) with or without the namespace (package in java-world).
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MySql - Way to update portion of a string?
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Use the LIKE operator to find the rows that you care about and update them using the REPLACE function.
For example:
UPDATE table_name SET field_name = REPLACE(field_name,'search','replace') WHERE field_name LIKE '%some_value%'
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