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Post JSON using Python Requests
.... So the shorter version:
requests.post('http://httpbin.org/post', json={'test': 'cheers'})
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Send message to specific client with socket.io and node.js
... use @PHPthinking's answer and use io.sockets.connected[socketid].emit();. Tested with 1.4.6.
– tbutcaru
May 25 '16 at 14:48
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Rolling or sliding window iterator?
... = win.append
for e in it:
append(e)
yield win
In my tests it handily beats everything else posted here most of the time, though pillmuncher's tee version beats it for large iterables and small windows. On larger windows, the deque pulls ahead again in raw speed.
Access to ind...
How to set the Default Page in ASP.NET?
... @vivekmaharajh it wasn't the default because this is meant for testing/debugging - this technique doesn't configure your web server only your development environment.
– Adam Tuliper - MSFT
Jan 4 '16 at 8:47
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SQL - using alias in Group By
... @MichaelBuen Seems potentially problematic to me. From a quick test it looks as though if there is an alias and a base table column with the same name the latter gets priority? SQL Fiddle. So if relying on this group by alias a later schema change could silently break your query and chan...
Reading a key from the Web.Config using ConfigurationManager
...the value isn't in the app config. Better to trap the object returned and test for null before resolving. Try running it when "mysettings" isn't in the config and you'll see the exception pop. Instead something like whats below might be safer... string key = "mysettings"; ...
Difference between objectForKey and valueForKey?
...ver be faster than objectForKey: (on the same input key) although thorough testing I've done imply about 5% to 15% difference, over billions of random access to a huge NSDictionary. In normal situations - the difference is negligible.
Next: KVC protocol only works with NSString * keys, hence valueF...
How to use range-based for() loop with std::map?
...ured bindings, which allows for the following:
std::map< foo, bar > testing = { /*...blah...*/ };
for ( const auto& [ k, v ] : testing )
{
std::cout << k << "=" << v << "\n";
}
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Why would you use an ivar?
... CFAbsoluteTimeGetCurrent();
for (unsigned i = 0; i < kRuns; i++) {
testIVar = i;
}
cft = CFAbsoluteTimeGetCurrent() - cft;
NSLog(@"1: %.1f picoseconds/run", (cft * 10000000000.0) / kRuns);
cft = CFAbsoluteTimeGetCurrent();
for (unsigned i = 0; i < kRuns; i++) {
[self setTestIVar:i];
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How to reset postgres' primary key sequence when it falls out of sync?
...ved and combined into a single query: SELECT setval('your_seq',(SELECT GREATEST(MAX(your_id)+1,nextval('your_seq'))-1 FROM your_table))
– Frunsi
Oct 27 '13 at 17:34
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