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UITextView that expands to text using auto layout
...mmatically. I have a UITextView in the middle of the view with items above and below it. Everything works fine, but I want to be able to expand UITextView as text is added. This should push everything below it down as it expands.
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How to check if element is visible after scrolling?
...you to call a utility function that accepts the element you're looking for and if you want the element to be fully in view or partially.
function Utils() {
}
Utils.prototype = {
constructor: Utils,
isElementInView: function (element, fullyInView) {
var pageTop = $(window).scrollTo...
Convert array of strings into a string in Java
...arr) {
builder.append(s);
}
String str = builder.toString();
(Java 8 and above):
String str = String.join(",", arr);
And if you're coming from the Android angle:
String str = TextUtils.join(",", arr);
You can modify the above depending on what characters, if any, you want in between stri...
Iterate over model instance field names and values in template
... instance's field values, along with their names. Think of it as just a standard output of the values of that instance in table format, with the field name (verbose_name specifically if specified on the field) in the first column and the value of that field in the second column.
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Get visible items in RecyclerView
...d to work with View.getGlobalVisibleRect(...) , but that hack is too ugly and does not always work too.
9 Answers
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Clearing localStorage in javascript?
.... I know this because I have set an "instance" property on my model to a random number on initialize, and, for a given id, the instance property is always the same.
– sydneyos
Oct 4 '14 at 0:46
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How to run test cases in a specified file?
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There are two ways. The easy one is to use the -run flag and provide a pattern matching names of the tests you want to run.
Example:
$ go test -run NameOfTest
See the docs for more info.
The other way is to name the specific file, containing the tests you want to run:
$ go te...
Basic example of using .ajax() with JSONP?
...ray from script tag. So JSONP creators decided that this will work better (and it is):
script = document.createElement("script");
script.type = "text/javascript";
script.src = "http://www.someWebApiServer.com/some-data?callback=my_callback";
Notice my_callback function over there? So - when JSONP...
Writing/outputting HTML strings unescaped
... or any other type that implements IHtmlString in model or directly inline and use regular @:
@{ var myHtmlString = new HtmlString(mystring);}
@myHtmlString
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How do I base64 encode (decode) in C?
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You can skip the libm and math.h "dependency" as well the need for floating point operations (which are slow on some hardware), by using *output_length = ((input_length - 1) / 3) * 4 + 4; in the beginning of base64_encode.
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