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How do I make a transparent canvas in html5?
...Canvases are transparent by default.
Try setting a page background image, and then put a canvas over it. If nothing is drawn on the canvas, you can fully see the page background.
Think of a canvas as like painting on a glass plate.
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Updating and committing only a file's permissions using git version control
...file mode.
Look into your project, in the .git folder for the config file and you should see something like this:
[core]
filemode = false
You can either change it to true in your favorite text editor, or run:
git config core.filemode true
Then, you should be able to commit normally your f...
How to pull request a wiki page on GitHub?
...t isn't open for editing. Then I forked the project, edited it on "my end" and tried to do a pull request. It turns out, the wiki isn't in the project, and there isn't a way to commit changes to it.
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Smart way to truncate long strings
...more sophisticated solution/library for truncating strings with JavaScript and putting an ellipsis on the end, than the obvious one:
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Inserting a text where cursor is using Javascript/jquery
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This worked great, but it doesn't handle replacing selected text as all text editors do. This may not be needed for the poster's original question, but if you need it, you can simply replace 'strPos' with 'txtArea.selectionEnd'. My answer below shows this, a...
Node.js + Express: Routes vs controller
New to Node.js and Express, I am trying to understand the two seems overlapping concepts, routes vs controller.
2 Answers
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Python constructors and __init__
Why are constructors indeed called "Constructors"? What is their purpose and how are they different from methods in a class?
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Why did Bootstrap 3 switch to box-sizing: border-box?
I'm migrating my Bootstrap themes from v2.3.2 to v3.0.0 and one thing I noticed is that a lot of dimensions are calculated differently, due to the following styles in bootstrap.css.
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What is content-type and datatype in an AJAX request?
What is content-type and datatype in a POST request? Suppose I have this:
3 Answers
3
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How can I respond to the width of an auto-sized DOM element in React?
I have a complex web page using React components, and am trying to convert the page from a static layout to a more responsive, resizable layout. However, I keep running into limitations with React, and am wondering if there's a standard pattern for handling these issues. In my specific case, I have ...