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To ternary or not to ternary? [closed]
... In C# you can use it for flow control if you're assigning a delegate from within the ternary, and then invoking it afterwards. Well, that's kind of flow control...
– Erik Forbes
Oct 30 '08 at 4:48
...
Bootstrapping still requires outside support
...ile itself.
There is a really good writeup about bootstrapping a compiler from the lowest possible level (which on a modern machine is basically a hex editor), titled Bootstrapping a simple compiler from nothing. It can be found at https://web.archive.org/web/20061108010907/http://www.rano.org/bco...
Converting Go struct to JSON
...ue:
I was having trouble converting struct to JSON, sending it as response from Golang, then, later catch the same in JavaScript via Ajax.
Wasted a lot of time, so posting solution here.
In Go:
// web server
type Foo struct {
Number int `json:"number"`
Title string `json:"title"`
}
foo...
What is the difference between Ruby 1.8 and Ruby 1.9
...
One huge difference would be the move from Matz's interpreter to YARV, a bytecode virtual machine that helps significantly with performance.
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Why can I use a function before it's defined in JavaScript?
... to be bound before anything in its code-block* is executed.
This differs from an assignment with a function expression, which is evaluated in normal top-down order.
If you changed the example to say:
var internalFoo = function() { return true; };
it would stop working.
The function declaratio...
Get the value of an instance variable given its name
...
To get an instance variable from the name of an instance variable do:
name = "paramName"
instance_variable_get(("@" + name).intern)
This will return the value of the instance variable @paramName
...
How to send a message to a particular client with socket.io
...following data:
{
to:[the other receiver's username as a string],
from:[the person who sent the message as string],
message:[the message to be sent as string]
}
On the server, listen for messages. When a message is received, emit the data to the receiver.
users[data.to].emit('receive...
Find index of last occurrence of a substring in a string
...e. Else you may search for minutes where the unexpected value -1 is coming from within your code...
Example: Search of last newline character
>>> txt = '''first line
... second line
... third line'''
>>> txt.rfind('\n')
22
>>> txt.rindex('\n')
22
...
Error when installing windows SDK 7.1
...
Success! I was able to purge the vc++ 2010 redistributables from my machine using Microsoft's Fix it utility: http://support.microsoft.com/mats/Program_Install_and_Uninstall
It was able to find both the x64 and x86 versions of the redistributable and uninstall it, removing ~120 entri...
Callback on CSS transition
...pture mode, the second is bubble mode. In capture mode, the event descends from the body element to the specified element. It then enters bubble mode, where it does the reverse. That final false param specifies that you want the event listener to occur in bubble mode. One use of this is to attach ev...