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How do you dynamically add elements to a ListView on Android?
...
Code for MainActivity.java file.
public class MainActivity extends Activity {
ListView listview;
Button Addbutton;
EditText GetValue;
String[] ListElements = new String[] {
"Android",
"PHP"
};
@Override
pr...
What are the advantages of NumPy over regular Python lists?
...iently implemented.
For example, you could read your cube directly from a file into an array:
x = numpy.fromfile(file=open("data"), dtype=float).reshape((100, 100, 100))
Sum along the second dimension:
s = x.sum(axis=1)
Find which cells are above a threshold:
(x > 0.5).nonzero()
Remove ...
Change Bootstrap input focus blue glow
... 0, 0, 0.075), 0 0 8px rgba(255, 0, 0, 0.6);
}
Put it in your custom css file and load it after bootstrap.css. It will apply to all inputs including textarea, select etc...
share
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improve this an...
How to match “any character” in regular expression?
...ded not matched by . in Java), but just {.,\n,\r} would work for most text files.
– Theodore Murdock
Nov 3 '15 at 0:16
8
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What is the difference between char s[] and char *s?
...mple does not necessarily place the string on the stack - if it appears at file level, it will probably be in some kind of initialised data segment instead.
– caf
Nov 9 '09 at 22:47
...
CSS background opacity with rgba not working in IE 8
...ery useful php script here that will allow you to dynamically create a png file, much like the way rgba works.
background: url(rgba.php?r=255&g=100&b=0&a=50) repeat;
background: rgba(255,100,0,0.5);
The script can be downloaded here: http://lea.verou.me/wp-content/uploads/2009/02/rgba...
Setting git parent pointer to a different parent
...t rev-parse --verify "${2}^0") || return 2
new_commit=$(
git cat-file commit "$1" |
sed -e '1,/^$/s/^parent '"$old_parent"'$/parent '"$new_parent"'/' |
git hash-object -t commit -w --stdin
) || return 3
git replace "$1" "$new_commit"
}
replace_first_parent B A
# …---...
Ruby on Rails: how do I sort with two columns using ActiveRecord?
...ormats, all valid):
Model.order(foo: :asc).order(:bar => :desc).order(:etc)
Maybe it's more verbose, but personally I find it easier to manage.
SQL gets produced in one step only:
SELECT "models".* FROM "models" ORDER BY "models"."etc" ASC, "models"."bar" DESC, "models"."foo" ASC
Thusly, fo...
PHP MySQL Google Chart JSON - Complete Example
...
I created a php file with your code, made the db connection, and changed the table field names etc. it shows empty page. I don't have loder.js. where can i get it? it may be the problem.
– Max
May 7 '18...
Controlling fps with requestAnimationFrame?
...
That's it, all the logic is handled internally.
Demo
var ctx = c.getContext("2d"), pTime = 0, mTime = 0, x = 0;
ctx.font = "20px sans-serif";
// update canvas with some information and animation
var fps = new FpsCtrl(12, function(e) {
ctx.clearRect(0, 0, c.width, c.height);
ctx.fil...