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Preview an image before it is uploaded
...lt);
}
reader.readAsDataURL(input.files[0]); // convert to base64 string
}
}
$("#imgInp").change(function() {
readURL(this);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form runat="server">
<input ...
Dictionary vs Object - which is more efficient and why?
...sec obj=11sec dict=12sec namedtuple=16sec. I'm using CPython 2.6.6 on Win7 64bit
– Jonathan
Jul 5 '11 at 13:24
To emph...
HTML input file selection event not firing upon selecting the same file
...};
input.onchange = function () {
alert(this.value);
};
Here's a DEMO.
Note: It's normal if your file is prefixed with 'C:\fakepath\'. That's a security feature preventing JavaScript from knowing the file's absolute path. The browser still knows it internally.
...
How do I parallelize a simple Python loop?
... parallellizing: 27.68999981880188
returned in order given: [0, 4, 16, 36, 64, 100, 144, 196, 256, 324]
Multithreading
Now change ProcessPoolExecutor to ThreadPoolExecutor, and run the module again:
$ python3 -m futuretest
original inputs: [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
total...
Uploading images using Node.js, Express, and Mongoose
...multipart/form-data example on GitHub.
// Expose modules in ./support for demo purposes
require.paths.unshift(__dirname + '/../../support');
/**
* Module dependencies.
*/
var express = require('../../lib/express')
, form = require('connect-form');
var app = express.createServer(
// connect...
Python nonlocal statement
...
I would like to demo the ability to return a generator like with yield - yield actually returns a generator. My idea is not to use yield and instead maybe use nonlocal or another solution
– Dejell
Dec 5...
twitter bootstrap autocomplete dropdown / combobox with Knockoutjs
...e the twitter post suggestion where it gives you a list of users or topics based on @ or # tags,
view demo here: http://www.jqueryscript.net/demo/Twitter-Like-Mentions-Auto-Suggesting-Plugin-with-jQuery-Bootstrap-Suggest/
in this one you can easily change the @ and # to anything you want
...
Get User's Current Location / Coordinates
...LocationAlwaysUsageDescription
and your custom alert message like; AppName(Demo App) would like to use your current location.
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What is a bus error?
...nd of the allocated object.
Unaligned stack memory accesses in ARMv8 aarch64
This was mentioned at: What is a bus error? for SPARC, but here I will provide a more reproducible example.
All you need is a freestanding aarch64 program:
.global _start
_start:
asm_main_after_prologue:
/* misalign...
Throw an error in a MySQL trigger
... JustinJustin
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