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Secure hash and salt for PHP passwords
...es entropy. Oops!
Password entropy is approximated easily. Using the full range of ascii characters (roughly 96 typeable characters) yields an entropy of 6.6 per character, which at 8 characters for a password is still too low (52.679 bits of entropy) for future security. But the good news is: long...
Hide the cursor of an UITextField
...ition*) position
{
return CGRectZero;
}
- (NSArray *)selectionRectsForRange:(UITextRange *)range
{
return nil;
}
- (BOOL)canPerformAction:(SEL)action withSender:(id)sender
{
if (action == @selector(copy:) || action == @selector(selectAll:) || action == @selector(paste:))
{
...
Using TortoiseSVN how do I merge changes from the trunk to a branch and vice versa?
...two enable subversion 1.5's merge tracking.
TortoiseSVN's options merge a range or revisions maps to method 3 when your repository is 1.5+ or to method one when your repository is older.
When merging features over to a release/maintenance branch you should use the 'Merge a range of revisions' comm...
Array slices in C#
...e 3.0
Array slicing will be supported, along with the new types Index and Range being added.
Range Struct docs
Index Struct docs
Index i1 = 3; // number 3 from beginning
Index i2 = ^4; // number 4 from end
int[] a = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
Console.WriteLine($"{a[i1]}, {a[i2]}"); // "3...
Reference one string from another string in strings.xml?
...resources>
UPDATE:
You can even define your entity globaly e.g:
res/raw/entities.ent:
<!ENTITY appname "MyAppName">
<!ENTITY author "MrGreen">
res/values/string.xml:
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE resources [
<!ENTITY % ents SYSTEM "./res/raw/...
Setting different color for each series in scatter plot on matplotlib
... as np
import matplotlib.pyplot as plt
import matplotlib.cm as cm
x = np.arange(10)
ys = [i+x+(i*x)**2 for i in range(10)]
colors = cm.rainbow(np.linspace(0, 1, len(ys)))
for y, c in zip(ys, colors):
plt.scatter(x, y, color=c)
Or you can make your own colour cycler using itertools.cycle and ...
How to revert multiple git commits?
... with only one commit.
Also doesn't rewrite history.
The .. helps create a range. Meaning HEAD~3.. is the same as HEAD~3..HEAD
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Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./
...acters.
Edit:
The hyphen is special because it can be used to represent a range of characters. This same character class can be simplified with ranges to this:
/[$-/:-?{-~!"^_`\[\]]/
There are three ranges. '$' to '/', ':' to '?', and '{' to '~'. the last string of characters can't be represe...
Underlining text in UIButton
...yleAttributeName value:[NSNumber numberWithInteger:NSUnderlineStyleSingle] range:NSMakeRange(0, [commentString length])];
[button setAttributedTitle:commentString forState:UIControlStateNormal];
Note: added this as another answer - as its a totally different solution to my previous one.
Edit:
od...
Custom thread pool in Java 8 parallel stream
...bmit(() ->
// Parallel task here, for example
IntStream.range(1, 1_000_000).parallel()
.filter(PrimesPrint::isPrime)
.boxed().collect(Collectors.toList())
).get();
System.out.println(primes);
} catch (InterruptedException | ExecutionExceptio...