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What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?
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Sleeping for one second in Objective C:
[NSThread sleepForTimeInterval:1.0f];
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Android and setting alpha for (image) view alpha
...(float) whose XML counterpart is android:alpha. It takes a range of 0.0 to 1.0 instead of 0 to 255. Use it e.g. like
<ImageView android:alpha="0.4">
However, the latter in available only since API level 11.
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How to find the type of an object in Go?
... "reflect"
)
func main() {
b := true
s := ""
n := 1
f := 1.0
a := []string{"foo", "bar", "baz"}
fmt.Println(reflect.TypeOf(b))
fmt.Println(reflect.TypeOf(s))
fmt.Println(reflect.TypeOf(n))
fmt.Println(reflect.TypeOf(f))
fmt.Println(reflect.TypeOf(a))
}
Pr...
How to parse an RSS feed using JavaScript?
...ument.location.protocol + '//ajax.googleapis.com/ajax/services/feed/load?v=1.0&num=10&callback=?&q=' + encodeURIComponent(FEED_URL),
dataType : 'json',
success : function (data) {
if (data.responseData.feed && data.responseData.feed.entries) {
$.each(data.responseD...
What XML parser should I use in C++? [closed]
...h callbacks so that you can tell it where it gets the file from), an XPath 1.0 recognizer, RelaxNG and Schematron support (though the error messages leave a lot to be desired), and so forth.
It does have a dependency on iconv, but it can be configured without that dependency. Though that does mean t...
Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”
...ocated this files rbreadline.rb and readline.rb at C:\RailsInstaller\Ruby2.1.0\lib\ruby\site_ruby\2.1.0\ . I changed the line from require 'dl' to require 'fiddle'. No more warnings.
– Blairg23
Jun 19 '15 at 8:53
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Twitter bootstrap remote modal shows same content every time
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For Bootstrap 3.1 you'll want to remove data and empty the modal-content rather than the whole dialog (3.0) to avoid the flicker while waiting for remote content to load.
$(document).on("hidden.bs.modal", function (e) {
$(e.target).re...
Log to the base 2 in python
.... So you're subtracting 1 there because the mantissa is in the range [0.5, 1.0)? I would give this one a few more upvotes if I could.
– LarsH
Feb 23 '15 at 11:49
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CSS: center element within a element
...xes.
.flex-container{
display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6, BB7 */
display: -ms-flexbox; /* TWEENER - IE 10 */
display: -webkit-flex; /* NEW - Safari 6.1+. iOS 7.1+, BB10 */
display: flex; /* NEW, Spec - Firefox, Chrome, Opera */
justify-content: center;
a...
What does LayoutInflater in Android do?
...re is the xml for the example above.
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/activity_main_layout"
android:orientation="horizontal"
android:layout_width="match_parent...