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How to Resize a Bitmap in Android?
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560
Change:
profileImage.setImageBitmap(
BitmapFactory.decodeByteArray(imageAsBytes, 0, image...
Convert a number range to another range, maintaining ratio
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562
NewValue = (((OldValue - OldMin) * (NewMax - NewMin)) / (OldMax - OldMin)) + NewMin
Or a lit...
using lodash .groupBy. how to add your own keys for grouped output?
...);
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.min.js"></script>
Original Answer
var result = _.chain(data)
.groupBy("color")
.pairs()
.map(function(currentItem) {
return _.object(_.zip(["color", "users"], currentItem));
...
What is a C++ delegate?
...// Some shortcuts exist
auto func = [](int i) -> double { return 2*i/1.15; };
double d = func(1);
Option 3: function pointers
int f(double d) { ... }
typedef int (*MyFuncT) (double d);
MyFuncT fp = &f;
int a = fp(3.14);
Option 4: pointer to member functions (fastest solution)
See Fa...
How to increase the vertical split window size in Vim
...
452
CTRL-W >
and
CTRL-W <
to make the window wider or narrower.
...
Get element inside element by class and ID - JavaScript
...
Joseph MarikleJoseph Marikle
65.8k1313 gold badges101101 silver badges120120 bronze badges
...
How to interpolate variables in strings in JavaScript, without concatenation?
...ead of double or single quotes.
This feature has been introduced in ES2015 (ES6).
Example
var a = 5;
var b = 10;
console.log(`Fifteen is ${a + b}.`);
// "Fifteen is 15.
How neat is that?
Bonus:
It also allows for multi-line strings in javascript without escaping, which is great for templates...
How to convert an entire MySQL database characterset and collation to UTF-8?
...CTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
Or if you're still on MySQL 5.5.2 or older which didn't support 4-byte UTF-8, use utf8 instead of utf8mb4:
ALTER DATABASE databasename CHARACTER SET utf8 COLLATE utf8_unicode_ci;
ALTER TABLE tablename CONVERT TO CHARACTER SET utf8 COLLATE utf8_unicode_...
Android: checkbox listener
...
answered Dec 5 '11 at 14:34
ChrisChris
20.6k44 gold badges5252 silver badges4545 bronze badges
...
Dump a NumPy array into a csv file
...ves an array to a text file.
import numpy
a = numpy.asarray([ [1,2,3], [4,5,6], [7,8,9] ])
numpy.savetxt("foo.csv", a, delimiter=",")
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