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ListView addHeaderView causes position to increase by one?
...go - the adapter you supply is wrapped with another adapter that takes the index offset into account when you supply a header. This code for this is using this is given by @Ramesh elsewhere on this page (+1 to you too!)
– Dori
Aug 20 '13 at 9:03
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Check/Uncheck checkbox with JavaScript (jQuery or vanilla)?
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You really don't need the array index if you are only selecting one element. But I guess if you want to be explicit. haha
– Rizowski
Apr 22 '15 at 18:46
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MySQL - ORDER BY values within IN()
...g list of strings.
However, it is much better performance-wise to have an indexed column that represents your sort order, and then sort by this column.
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How can I view live MySQL queries?
How can I trace MySQL queries on my Linux server as they happen?
12 Answers
12
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Test if a command outputs an empty string
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Previously, the question asked how to check whether there are files in a directory. The following code achieves that, but see rsp's answer for a better solution.
Empty output
Commands don’t return values – they output them. You can ...
Should I always return IEnumerable instead of IList?
...t;T> has several methods that aren't present in IEnumerable<T>:
IndexOf(T item)
Insert(int index, T item)
RemoveAt(int index)
and Properties:
T this[int index] { get; set; }
If you need these methods in any way, then by all means return IList<T>.
Also, if the method that cons...
Batch renaming files with Bash
...n feature
for i in ./*.pkg ; do mv "$i" "${i/-[0-9.]*.pkg/.pkg}" ; done
Quotes are needed for filenames with spaces.
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Remove an item from array using UnderscoreJS
...y, if you want to modify the array in place you can use:
arr.splice(_.findIndex(arr, { id: 3 }), 1);
But that assumes that the element will always be found inside the array (because if is not found it will still remove the last element). To be safe you can use:
var index = _.findIndex(arr, { id:...
phantomjs not waiting for “full” page load
...nt.
var page = require("webpage").create(),
url = "http://example.com/index.html";
function onPageReady() {
var htmlContent = page.evaluate(function () {
return document.documentElement.outerHTML;
});
console.log(htmlContent);
phantom.exit();
}
page.open(url, functio...
I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?
...nife:
@OnItemSelected(R.id.spinner)
public void onSpinnerItemSelected(int index){
// ...
}
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