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Regular vs Context Free Grammars
...ontext free grammar:
(N, Σ, P, S) : terminals, nonterminals, productions, starting state Terminal symbols
● elementary symbols of the language defined by a formal grammar
● abc
Nonterminal symbols (or syntactic variables)
● replaced by groups of terminal symbols according to the productio...
Is That REST API Really RPC? Roy Fielding Seems to Think So
... Wow. That Resource Model page brought a tear to my eye. Let's hope this starts a trend.
– Darrel Miller
Jul 23 '09 at 0:28
...
Convert XLS to CSV on command line
...er the oExcel.Workbooks.Open line with the desired index of the worksheet (starts at 1): oBook.Worksheets(1).Activate
– humbads
Oct 30 '13 at 18:19
...
How do I center floated elements?
...ound: url(/images/structure/pagination-button.png);
}
(remove the lines starting with - and add the lines starting with +.)
.pagination {
text-align: center;
}
.pagination a {
+ display: inline-block;
width: 30px;
height: 30px;
margin-left: 3px;
background: url(/images/st...
What is BSON and exactly how is it different from JSON?
I am just starting out with MongoDB and one of the things that I have noticed is that it uses BSON to store data internally. However the documentation is not exactly clear on what BSON is and how it is used in MongoDB. Can someone explain it to me, please?
...
Autoresizing issue of UICollectionViewCell contentView's frame in Storyboard prototype cell (Xcode 6
... iOS 8, this was changed, cells stopped using the
autoresizing masks and started sizing the content view in
layoutSubviews. If a nib is encoded in iOS 8 and then decode it on iOS
7, you’ll have a content view without an autoresizing mask and no
other means by which to size itself. So if yo...
WebRTC - scalable live stream broadcasting / multicasting
...ll, the documentation is fairly easy to read and understand. I suggest you start with the "echotest" example, it is the simplest and you can understand the inner workings of Janus. I suggest you edit the echo test file to make your own, because there is a lot of redundant code to write, so you might...
Using socket.io in Express 4 and express-generator's /bin/www
...... }
Yeah! Now it works... So i guess i really had no option other than starting socket.io inside /bin/www , because that is where my http server was started.
The goal is that now i can build socket functionality in other file(s), keeping the thing modular, by require('fileHere')(io);
<3
...
How can I determine if a .NET assembly was built for x86 or x64?
...-file, or right click/properties/unblock from explorer. You will need to restart the shell for it to recognize the unblocked status if you've already failed once in the current session (blame internet explorer for that - yes, really.)
– x0n
Jan 22 '14 at 20:16
...
How do I iterate through table rows and cells in JavaScript?
...
var table=document.getElementById("mytab1");
var r=0; //start counting rows in table
while(row=table.rows[r++])
{
var c=0; //start counting columns in row
while(cell=row.cells[c++])
{
cell.innerHTML='[R'+r+'C'+c+']'; // do sth with cell
}
}
<table id="mytab...