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JS - get image width and height from the base64 code
I have a base64 img encoded that you can find here . How can I get the height and the width of it?
4 Answers
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What is the difference between the kernel space and the user space?
...nerates an interrupt such as int 0x80 or syscall to signal the kernel. x86-64 Linux syscall hello world example:
.data
hello_world:
.ascii "hello world\n"
hello_world_len = . - hello_world
.text
.global _start
_start:
/* write */
mov $1, %rax
mov $1, %rdi
mov $hello_world, %...
Placeholder in IE9
...lerplate and jsPerf)
https://github.com/mathiasbynens/jquery-placeholder
Demo & Examples
http://mathiasbynens.be/demo/placeholder
p.s
I have used this plugin many times and it works a treat. Also it doesn't submit the placeholder text as a value when you submit your form (... a real pain I f...
In C++, is it still bad practice to return a vector from a function?
...tors freely (and make sure your own objects support it, too). If your code base needs to support "lesser" compilers, stick to the old style.
Unfortunately, that has major influence on your interfaces. If C++ 0x is not an option, and you need guarantees, you might use instead reference-counted or c...
Five equal columns in twitter bootstrap
...e best answer. I have created a library (to include offset, pull and push) based on this for my own use. Feel free to check it out
– Kenny Ki
Sep 11 '14 at 9:03
1
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jQuery checkbox change and click event
...mply because it's a mouse related question. Please don't downvote answers based on their relevance to entirely separate issues. If you have a problem triggering the state of an indicator after a checkbox check via keyboard, please post a question about it instead of downvoting answers carelessly.
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Is there a function to deselect all text using JavaScript?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Access nested dictionary items via a list of keys?
...the value to, then use the last element to set the value to the right key.
Demo:
>>> getFromDict(dataDict, ["a", "r"])
1
>>> getFromDict(dataDict, ["b", "v", "y"])
2
>>> setInDict(dataDict, ["b", "v", "w"], 4)
>>> import pprint
>>> pprint.pprint(dataDict)...
Capturing URL parameters in request.GET
...
What about class based views?
– User
Apr 23 '15 at 21:37
10
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Error installing mysql2: Failed to build gem native extension
...\world\app\models\city.rb to look like this
class City < ActiveRecord::Base
set_table_name "city"
end
Edit the file c:\Sites\world\config\database.yml to look like this
development:
adapter: mysql2
encoding: utf8
database: world
pool: 5
username: root
password: root
socket: /tmp/mysql.sock
...