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'too many values to unpack', iterating over a dict. key=>string, value=>list
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edited Jun 20 at 9:12
Community♦
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answered Mar 29 '11 at 0:34
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How to get the list of files in a directory in a shell script?
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10 Answers
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Active
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PostgreSQL return result set as JSON array?
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jpmc26jpmc26
21.3k99 gold badges7070 silver badges124124 bronze badges
3
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Make a number a percentage
What's the best way to strip the "0."XXX% off a number and make it a percentage? What happens if the number happens to be an int?
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How to initialize a struct in accordance with C programming language standards
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740
In (ANSI) C99, you can use a designated initializer to initialize a structure:
MY_TYPE a = { ....
Simulate delayed and dropped packets on Linux
...lay to all packets going out of the local Ethernet.
# tc qdisc add dev eth0 root netem delay 100ms
Now a simple ping test to host on the local network should show an increase of 100 milliseconds. The delay is limited by the clock resolution of the kernel (Hz). On most 2.4 systems, the system ...
Random Number Between 2 Double Numbers
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Yes.
Random.NextDouble returns a double between 0 and 1. You then multiply that by the range you need to go into (difference between maximum and minimum) and then add that to the base (minimum).
public double GetRandomNumber(double minimum, double maximum)
{
Random ...
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Using scanf() in C++ programs is faster than using cin?
...nclude <iostream>
int main(int argc, char **argv) {
int parity = 0;
int x;
while (std::cin >> x)
parity ^= x;
std::cout << parity << std::endl;
return 0;
}
scanf version:
#include <stdio.h>
int main(int argc, char **argv) {
int parity = 0;
int...
Why can I access private variables in the copy constructor?
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answered Jul 18 '13 at 10:40
Tony DelroyTony Delroy
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