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Difference between encoding and encryption
...ters to be transmitted safely, so it may be necessary to encode data using base64 (uses only letters, numbers and two safe characters).
When encoding or decoding, the emphasis is placed on everyone having the same algorithm, and that algorithm is usually well-documented, widely distributed and fair...
Are the PUT, DELETE, HEAD, etc methods available in most web browsers?
...
Hank GayHank Gay
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What are invalid characters in XML
... characters), then probably it's better to use some kind of encoding (e.g. base64).
Callback functions in C++
...backs:
The first callback is called if a function value and the gradient based on a vector of input values is required (logic callback: function value determination / gradient derivation).
The second callback is called once for each algorithm step and receives certain information about the converg...
How to install the JDK on Ubuntu Linux
...at is the actual folder. In my case it was: /usr/lib/jvm/java-7-openjdk-amd64
– chelder
Jan 31 '15 at 20:21
...
How to generate a random number in C++?
...be language barrier or something... :) ).
OK.
Old-fashioned C code example based on the same srand()/rand()/time() functions that was used in the question:
#include <stdlib.h>
#include <time.h>
#include <stdio.h>
int main(void)
{
unsigned long j;
srand( (unsigned)time(NULL...
What is Cache-Control: private?
...st has to be a something.
If I'm pulling a list of products out of a database, the server can send the last rowversion as an ETag, rather than a date:
200 OK
ETag: "247986"
My ETag can be the SHA1 hash of a static resource (e.g. image, js, css, font), or of the cached rendered page (i.e. this i...
How do I properly clean up Excel interop objects?
...ots" is not sufficient to prevent a problem: stackoverflow.com/questions/4964663/…
– Mike Rosenblum
Feb 13 '11 at 17:22
...
When should I use Struct vs. OpenStruct?
...es defined when you create it. The choice of one over the other should be based primarily on whether you need to be able to add attributes later.
The way to think about them is as the middle ground of the spectrum between Hashes on one side and classes on the other. They imply a more concrete r...
Is there a link to GitHub for downloading a file in the latest release of a repository?
...un-monitor/bosun/releases/download/[0-9]*/scollector-linux-armv6' | wget --base=http://github.com/ -i - -O scollector
Explanation:
curl -s -L is to silently download the latest release HTML (after following redirect)
egrep -o '...' uses regex to find the file you want
wget --base=http://github....