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What is the preferred/idiomatic way to insert into a map?
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First of all, operator[] and insert member functions are not functionally equivalent :
The operator[] will search for the key, insert a default constructed value if not found, and return a reference to which you assign a value. Obviously, this can ...
How to get current timestamp in string format in Java? “yyyy.MM.dd.HH.mm.ss”
...FYI, the terribly troublesome old date-time classes such as java.util.Date and java.sql.Timestamp are now legacy, supplanted by the java.time classes built into Java 8 and later. See Tutorial by Oracle.
– Basil Bourque
Dec 24 '18 at 20:01
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How do you run your own code alongside Tkinter's event loop?
My little brother is just getting into programming, and for his Science Fair project, he's doing a simulation of a flock of birds in the sky. He's gotten most of his code written, and it works nicely, but the birds need to move every moment .
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Javascript AES encryption [closed]
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This is now quite useful and feature rich code.google.com/p/crypto-js
– David Kierans
Apr 25 '12 at 4:21
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How do I iterate over the words of a string?
...re's another way to extract tokens from an input string, relying only on standard library facilities. It's an example of the power and elegance behind the design of the STL.
#include <iostream>
#include <string>
#include <sstream>
#include <algorithm>
#include <iterator&g...
How to remove unreferenced blobs from my git repo
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... and without further ado, may I present to you this useful command, "git-gc-all", guaranteed to remove all your git garbage until they might come up extra config variables:
git -c gc.reflogExpire=0 -c gc.reflogExpireUnreachab...
Why can't I reference System.ComponentModel.DataAnnotations?
...ed by default in the visual studio templates). Open your reference manager and add a reference to the System.ComponentModel.DataAnnotations assembly (Solution explorer -> Add reference -> Select .Net tab -> select System.ComponentModel.DataAnnotations from the list)
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Better techniques for trimming leading zeros in SQL Server?
...t a blank. You need to be able to tell the difference between a '0' value and a blank value. Please see my post for a full solution: stackoverflow.com/a/21805081/555798
– MikeTeeVee
Feb 17 '14 at 18:15
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Restful API service
... some data from a RESTful Web Service, you should look into ResultReceiver and IntentService.
This Service + ResultReceiver pattern works by starting or binding to the service with startService() when you want to do some action. You can specify the operation to perform and pass in your ResultRecei...
How do I use reflection to call a generic method?
...rs public instance methods by default, so you may need BindingFlags.Static and/or BindingFlags.NonPublic.
– user565869
Dec 16 '11 at 22:32
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