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How do you use bcrypt for hashing passwords in PHP?
...d salts (bcrypt REQUIRES salts) and you can be sure that an attack is virtually unfeasible without either ludicrous amount of funds or hardware.
bcrypt uses the Eksblowfish algorithm to hash passwords. While the encryption phase of Eksblowfish and Blowfish are exactly the same, the key schedule pha...
Apache Spark: map vs mapPartitions?
...
I'm seeing the opposite -- even with very small operations, its faster to call mapPartitions and iterate than call map. I am assuming that this is just the overhead of starting the language engine that will process the map task. (I'm in R, which may have more startup...
How to Animate Addition or Removal of Android ListView Rows
...imation anim = AnimationUtils.loadAnimation(
GoTransitApp.this, android.R.anim.slide_out_right
);
anim.setDuration(500);
listView.getChildAt(index).startAnimation(anim );
new Handler().postDelayed(new Runnable() {
public void run() {
FavouritesMan...
Performance of foreach, array_map with lambda and array_map with static function
...
}
return $result;
}
function useMapClosure($numbers) {
return array_map(function($number) {
return $number * 10;
}, $numbers);
}
function _tenTimes($number) {
return $number * 10;
}
function useMapNamed($numbers) {
return array_map('_tenTimes', $numbers);
}
foreach (array('F...
Combine --user with --prefix error with setup.py install
...me workaround:
pip install --user --install-option="--prefix=" <package_name>
or
python setup.py install --user --prefix=
Note that there is no text (not even whitespace) after the =.
Do not forget the --user flag.
Installing multiple packages:
Create ~/.pydistutils.cfg (or equivalent...
How to read environment variables in Scala
...
I would also prefer Properties. It allows to retrieve Optionals, and has names for commonly used properties.
– ppopoff
Dec 17 '15 at 14:46
...
How to launch jQuery Fancybox on page load?
..."text/javascript">
$(document).ready(function() {
$("#hidden_link").fancybox().trigger('click');
});
</script>
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Scrollview vertical and horizontal in android
I'm really tired looking for a solution for vertical and horizontal Scrollview.
11 Answers
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Extracting numbers from vectors of strings
...ion is an indirect way of getting to the solution. If you want to retrieve all the numbers, I recommend gregexpr:
matches <- regmatches(years, gregexpr("[[:digit:]]+", years))
as.numeric(unlist(matches))
If you have multiple matches in a string, this will get all of them. If you're only intere...
Why are regular expressions so controversial? [closed]
...ions. And not just slow, but the performance of the regex engine can be totally unpredictable when faced with arbitrary (user-supplied) inputs.
– Pacerier
Dec 1 '15 at 21:53
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