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Solving “Who owns the Zebra” programmatically?
...onstraint-programming:
from constraint import AllDifferentConstraint, InSetConstraint, Problem
# variables
colors = "blue red green white yellow".split()
nationalities = "Norwegian German Dane Swede English".split()
pets = "birds dog cats horse zebra".split()
drinks = "tea...
Remote debugging with Android emulator
...ment machine to the emulator machine and made sure I could connect.
Then I set up tunnelling in PuTTY: Connection -> SSH -> Tunnels
Source port: 5554
Destination: localhost:5554
Type: Local/Auto
Source port: 5555
Destination: localhost:5555
Type: Local/Auto
(Connect and keep PuTTY open, t...
How to dump a table to console?
...
found this:
-- Print contents of `tbl`, with indentation.
-- `indent` sets the initial level of indentation.
function tprint (tbl, indent)
if not indent then indent = 0 end
for k, v in pairs(tbl) do
formatting = string.rep(" ", indent) .. k .. ": "
if type(v) == "table" then
...
Use of Finalize/Dispose method in C#
...s a simple matter of adding a disposed flag, check it before disposing and set it after disposing. Look here for the idea. You should also check the flag before any methods of the class. Makes sense? Is it complicated?
– Jordão
Jun 21 '12 at 20:59
...
How does Access-Control-Allow-Origin header work?
...response headers
Cache-Control private
Content-Type application/json; charset=utf-8
Access-Control-Allow-Origin DomainA.com
Content-Length 87
Proxy-Connection Keep-Alive
Connection Keep-Alive
The blue parts I marked above were the kernal facts, "Origin" request header "indicates where the cross-o...
onMeasure custom view explanation
...her. Sometimes they call super.onMeasure at the end, sometimes they use setMeasuredDimension and didn't call it. Where is a difference?
...
Sending an HTTP POST request on iOS
...by POST method)
Here, I describe how one can use of POST method.
1. Set post string with actual username and password.
NSString *post = [NSString stringWithFormat:@"Username=%@&Password=%@",@"username",@"password"];
2. Encode the post string using NSASCIIStringEncoding and also the po...
Dealing with commas in a CSV file
...commas - at least on Windows platforms. It depends on the current regional settings (intl.cpl in command line, "Advanced settings"), in particular, list separator: System.Globalization.CultureInfo.CurrentCulture.TextInfo.ListSeparator.
– lxa
Aug 26 '13 at 14:29...
How do I redirect in expressjs while passing some context?
...});
res.redirect('/?' + query);
});
Another way of doing it is by setting something up in the session. You can read how to set it up here, but to set and access variables is something like this:
app.get('/category', function(req, res) {
req.session.valid = true;
res.redirect('/');
});...
How do I resolve “HTTP Error 500.19 - Internal Server Error” on IIS7.0 [closed]
...
@ChadMcGrath Pro tip: Sort answers by votes (the setting will stick)
– JamesQMurphy
Dec 12 '16 at 20:28
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