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How does password salt help against a rainbow table attack?
I'm having some trouble understanding the purpose of a salt to a password. It's my understanding that the primary use is to hamper a rainbow table attack. However, the methods I've seen to implement this don't seem to really make the problem harder.
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What is the Difference Between Mercurial and Git?
...e commands.
As for light-weight branches, then Mercurial has supported repositories with multiple branches since..., always I think. Git repositories with multiple branches are exactly that: multiple diverged strands of development in a single repository. Git then adds names to these strands and al...
How do I parse command line arguments in Bash?
...etopt[s])
Usage demo-space-separated.sh -e conf -s /etc -l /usr/lib /etc/hosts
cat >/tmp/demo-space-separated.sh <<'EOF'
#!/bin/bash
POSITIONAL=()
while [[ $# -gt 0 ]]
do
key="$1"
case $key in
-e|--extension)
EXTENSION="$2"
shift # past argument
shift # past value
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How do I add a submodule to a sub-directory?
...wise HEAD gets easily detached: git submodule add -b <branch> <repository> [<submodule-path>]
– deann
Jun 26 '19 at 14:07
1
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What is the relationship between Looper, Handler and MessageQueue in Android?
...is a utility class that facilitates interacting with a Looper—mainly by posting messages and Runnable objects to the thread's MessageQueue. When a Handler is created, it is bound to a specific Looper (and associated thread and message queue).
In typical usage, you create and start a HandlerThread...
Fast Linux File Count for a large number of files
...text, this took 1-2 minutes to count 2.5 million jpgs on a small-ish Slicehost box.
– philfreo
Dec 23 '11 at 18:18
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Can I Replace Apache with Node.js?
I have a website running on CentOS using the usual suspects (Apache, MySQL, and PHP). Since the time this website was originally launched, it has evolved quite a bit and now I'd like to do fancier things with it—namely real-time notifications. From what I've read, Apache handles this poorly. I'm w...
Android Archive Library (aar) vs standard jar
...o aar packages, which are the equivalent to the dll files in a Windows OS, as mentioned here :
4 Answers
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Android AsyncTask threads limits?
...me user logs in to the system, I also use database in the phone. For all those operations (updates, retrieving data from db and etc.) I use async tasks. As up till now I didn't see why I shouldn't use them, but recently I experienced that if I do some operations some of my async tasks simply stop on...
What is the difference between exit() and abort()?
... Objects with automatic storage duration are all destroyed in a program whose function main() contains no automatic objects and executes the call to exit(). Control can be transferred directly to such a main() by throwing an exception that is caught in main().
struct exit_exception {
int c; ...