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HttpWebRequest using Basic authentication
...
285
You can also just add the authorization header yourself.
Just make the name "Authorization" a...
How to disassemble one single function using objdump?
...now too.
– Tom Tromey
Oct 18 '14 at 2:33
5
gdb /bin/ls -batch -ex 'disassemble main' works as wel...
Convert SVG to PNG in Python
...isk:
import cairo
import rsvg
img = cairo.ImageSurface(cairo.FORMAT_ARGB32, 640,480)
ctx = cairo.Context(img)
## handle = rsvg.Handle(<svg filename>)
# or, for in memory SVG data:
handle= rsvg.Handle(None, str(<svg data>))
handle.render_cairo(ctx)
img.write_to_png("svg.png")
Upda...
How to implement a binary tree?
...(node.v) + ' ')
self._printTree(node.r)
# 3
# 0 4
# 2 8
tree = Tree()
tree.add(3)
tree.add(4)
tree.add(0)
tree.add(8)
tree.add(2)
tree.printTree()
print(tree.find(3).v)
print(tree.find(10))
tree.deleteTree()
tree.printTree()
...
Switching the order of block elements with CSS [duplicate]
...rient: vertical;
}
#blockA {
-webkit-box-ordinal-group: 2;
-moz-box-ordinal-group: 2;
box-ordinal-group: 2;
}
#blockB {
-webkit-box-ordinal-group: 3;
-moz-box-ordinal-group: 3;
box-ordinal-group: 3;
}
<div id="blo...
How to have multiple CSS transitions on an element?
...d in all browsers that support transitions:
.nav a {
transition: color .2s, text-shadow .2s;
}
ease is the default timing function, so you don't have to specify it. If you really want linear, you will need to specify it:
transition: color .2s linear, text-shadow .2s linear;
This starts to ge...
Python try…except comma vs 'as' in except
...
288
The definitive document is PEP-3110: Catching Exceptions
Summary:
In Python 3.x, using as i...
Rails: Default sort order for a rails model?
...eRecord::Base
default_scope { order(created_at: :desc) }
end
For Rails 2.3, 3, you need this instead:
default_scope order('created_at DESC')
For Rails 2.x:
default_scope :order => 'created_at DESC'
Where created_at is the field you want the default sorting to be done on.
Note: ASC is...
Asterisk in function call
...
182
* is the "splat" operator: It takes a list as input, and expands it into actual positional argum...
Associativity of “in” in Python?
...
123
1 in [] in 'a' is evaluated as (1 in []) and ([] in 'a').
Since the first condition (1 in [])...