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JS - get image width and height from the base64 code
....naturalHeight had the best results.
const img = new Image();
img.src = 'https://via.placeholder.com/350x150';
img.onload = function() {
const imgWidth = img.naturalWidth;
const imgHeight = img.naturalHeight;
console.log('imgWidth: ', imgWidth);
console.log('imgHeight: ', imgHeight);
};
...
Connecting to TCP Socket from browser using javascript
...f raw sockets api in JavaScript is under-way. Have a look at these links:
http://www.w3.org/TR/raw-sockets/
https://developer.mozilla.org/en-US/docs/Web/API/TCPSocket
Chrome now has support for raw TCP and UDP sockets in its ‘experimental’ APIs. These features are only available for extension...
Unable to launch the IIS Express Web server
...make sure IISUrl under WebProjectProperties is configured to <IISUrl>http://localhost:XXXXX/</IISUrl> where XXXXX is your desired port.
after doing this and trying to start the app you may get
HTTP Error 500.19 - Internal Server Error
The requested page cannot be accessed because the r...
How to require a controller in an angularjs directive
...between components.
Check out the Guide page of directives for more info: http://docs.angularjs.org/guide/directive
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How to split long commands over multiple lines in PowerShell
..., just add them in, like this:
$myvar = "Site"
$mystring = @"
<a href="http://somewhere.com/somelocation">
Bob's $myvar
</a>
"@
You would get exactly this:
<a href="http://somewhere.com/somelocation">
Bob's Site
</a>
However, if you use double-quotes in that @-string li...
MySQL Select minimum/maximum among two (or more) given values
...te1, B.date1) AS date1
FROM A, B
WHERE B.x = A.x
Both are described here http://dev.mysql.com/doc/refman/5.0/en/comparison-operators.html
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Multiple ModelAdmins/views for same model in Django admin
...osts owned by the user would be at /admin/myapp/myposts.
After looking at http://code.djangoproject.com/wiki/DynamicModels, I've come up with the following function utility function to do the same thing:
def create_modeladmin(modeladmin, model, name = None):
class Meta:
proxy = True
...
Convert a bitmap into a byte array
...t and it can be easily modified between saving to memory or disk.
Source: http://www.vcskicks.com/image-to-byte.php
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Difference between $(this) and event.target?
...
http://api.jquery.com/on/ states:
When jQuery calls a handler, the this keyword is a reference to the
element where the event is being delivered; for directly bound events
this is the element where the event was attac...
Difference between and ?
...c mode, unless I'm mistaken. I've not done extensive testing on this.
See http://msdn.microsoft.com/en-us/library/bb763179.aspx for more information.
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