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How to trigger HTML button when you press Enter in textbox?
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It is…… 2020. And I believe this still holds true.
DO NOT USE keypress
keypress event is not triggered when the user presses a key that does not produce any character, such as Tab, Caps Lock, Delete, Backspace, Escape, left & righ...
How to get image size (height & width) using JavaScript?
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You can programmatically get the image and check the dimensions using Javascript...
const img = new Image();
img.onload = function() {
alert(this.width + 'x' + this.height);
}
img.src = 'http://www.google.com/intl/en_ALL/images/logo.gif';
This can be u...
Visual Studio immediate window command for Clear All
Is there a command to clear the immediate window in Visual Studio?
7 Answers
7
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Can I get CONST's defined on a PHP class?
I have several CONST's defined on some classes, and want to get a list of them. For example:
12 Answers
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How do I create some kind of table of content in GitHub wiki?
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@LB--: If you edit a GitHub wiki page and change the "editing style" dropdown to "MediaWiki", you can just use the MediaWiki __TOC__ directly. Clearly the underlying autogeneration logic is there. But the functionality doesn't seem to be exposed in their Markdown...
What is the difference between AF_INET and PF_INET in socket programming?
What is the difference between AF_INET and PF_INET in socket programming?
7 Answers
7
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maxlength ignored for input type=“number” in Chrome
...type="number"> by design.
Depending on your needs, you can use the min and max attributes as inon suggested in his/her answer (NB: this will only define a constrained range, not the actual character length of the value, though -9999 to 9999 will cover all 0-4 digit numbers), or you can use a reg...
How to get the browser viewport dimensions?
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Cross-browser @media (width) and @media (height) values
const vw = Math.max(document.documentElement.clientWidth || 0, window.innerWidth || 0)
const vh = Math.max(document.documentElement.clientHeight || 0, window.innerHeight || 0)
window.innerWidth a...
ValueError: invalid literal for int() with base 10: ''
I am creating a program that reads a file and if the first line of the file is not blank, it reads the next four lines. Calculations are performed on those lines and then the next line is read. If that line is not empty it continues. However, I am getting this error:
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How do you turn a Mongoose document into a plain object?
...a document from a mongoose find that I want to extend before JSON encoding and sending out as a response. If I try adding properties to the doc it is ignored. The properties don't appear in Object.getOwnPropertyNames(doc) making a normal extend not possible. The strange thing is that JSON.parse(J...