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Check image width and height before upload with Javascript
..._URL.createObjectURL(file);
img.onload = function () {
alert(this.width + " " + this.height);
_URL.revokeObjectURL(objectUrl);
};
img.src = objectUrl;
}
});
Demo: http://jsfiddle.net/4N6D9/1/
I take it you realize this is only supported in a few...
getting the ng-object selected with ng-change
... ng-change='selectedTemplate(t.url)'></select>
script.js
$scope.selectedTemplate = function(pTemplate) {
//Your logic
alert('Template Url is : '+pTemplate);
}
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django change default runserver port
...
create a bash script with the following:
#!/bin/bash
exec ./manage.py runserver 0.0.0.0:<your_port>
save it as runserver in the same dir as manage.py
chmod +x runserver
and run it as
./runserver
...
How can I display a list view in an Android Alert Dialog?
In an Android application, I want to display a custom list view in an AlertDialog.
11 Answers
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Re-enabling window.alert in Chrome
I accidently checked the "disable alerts from this site" box in Chrome, and now I cannot get any window.alert to work on my localhost.
...
Using Caps Lock as Esc in Mac OS X
...will be lost at system reboot. If you want them to persist, put them in a script and setup a login hook:
sudo defaults write com.apple.loginwindow LoginHook /path/to/login_script.sh
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impro...
Python: What OS am I running on?
...her one. But if you don't use "sys" yet, using "_platform" might be more descriptive and less likely to collide with another meaning.
– sanderd17
Dec 21 '16 at 9:01
add a comm...
How can I shuffle the lines of a text file on the Unix command line or in a shell script?
...
This was the only script on this page that returned REAL random lines. Other awk solutions often printed duplicate output.
– Felipe Alvarez
May 13 '14 at 6:38
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How to get Chrome to allow mixed content?
... @kwill When I click on the shield icon and choose to run unsafe scripts, that still does not fix the issue. Are there any alternatives?
– Ivan Vegner
Feb 16 '16 at 0:44
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How do I change the working directory in Python?
...path. This definitely works, yet I still use fully-qualified paths in any script I might invoke from Python because there is no guarantee that this will apply outside of the Python program itself.
– SDsolar
Aug 2 '17 at 3:43
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