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What is meant by the term “hook” in programming?
...ch tricks as protecting your BASIC programs by setting the first line as:
123 REM XIN#6
then using POKE to insert the CTRL-D character in where the X was. Then, anyone trying to list your source would send the re-initialize sequence through the output routines where the disk sub-system would dete...
Convert String to double in Java
...l values, you need to replace "," in the number to "."
String number = "123,321";
double value = Double.parseDouble( number.replace(",",".") );
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What requirement was the tuple designed to solve?
...e/use a tuple in a very efficient and simple way:
var person = (Id:"123", Name:"john"); //create tuble with two items
Console.WriteLine($"{person.Id} name:{person.Name}") //access its fields
Returning more than one value from a method:
public (double sum, double average) ComputeSu...
What are carriage return, linefeed, and form feed?
...
printf("123\f456\f789"); shows /><bold>123456789</bold> on console.
– Mayur
Feb 27 '19 at 6:02
...
Memoization in Haskell?
... f does what you mean for small values of f by calling, for example: fix f 123 = 144
We could memoize this by defining:
f_list :: [Int]
f_list = map (f faster_f) [0..]
faster_f :: Int -> Int
faster_f n = f_list !! n
That performs passably well, and replaces what was going to take O(n^3) time...
Android: Difference between Parcelable and Serializable?
...ited Nov 27 '15 at 19:06
hichris123
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answered Mar 12 '14 at 11:44
...
Error: Jump to case label
...in the { }
dostuff(i);
break;
}
case 2:
dostuff(123); // Now you cannot use i accidentally
}
Edit
To further elaborate, switch statements are just a particularly fancy kind of a goto. Here's an analoguous piece of code exhibiting the same issue but using a goto instead ...
Automatically start forever (node) on system restart
...
123
You can use forever-service for doing this.
npm install -g forever-service
forever-service i...
How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
...
123
OLD only use a reference
Dependencies
uses express, socket.io, node_redis and last but not l...
Converting JSON String to Dictionary Not List
...her then ' single quotes.
Your JSON dump.txt File:
{"test":"1", "test2":123}
Python Script:
import json
with open('/your/path/to/a/dict/dump.txt') as handle:
dictdump = json.loads(handle.read())
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