大约有 44,000 项符合查询结果（耗时：0.0276秒） [XML]
How do I scroll to an element within an overflowed Div?
I have 20 list items inside of a div that can only show 5 at a time. What is a good way to scroll to item #10, and then item #20? I know the height of all the items.
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Copy folder recursively, excluding some folders
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@Waldheri you are wrong. This is the best solution. It does exactly what OP requested and it works on default install of most of the *nix like OSes. Taring and untaring is done on the fly with no file system artefact (in memory), cost of this tar+untar is neglig...
Selecting element by data attribute
... (updated to be more complete)
var $container = $('<div><div id="item1"/><div id="item2"/></div>');
// add html attribute
var $item1 = $('#item1').attr('data-generated', true);
// add as data
var $item2 = $('#item2').data('generated', true);
// create item, add data attri...
Mutable vs immutable objects
... trouble understanding what the negative impacts are of this. What are the best practices around using mutable objects? Should you avoid them whenever possible?
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Android List Preferences: have summary as selected value?
... simple that you can think, add the following code line to your Preference item:
android:summary="%1$s"
So it will look something like this:
<ListPreference
android:key="@string/pref_temp_key"
android:title="@string/pref_temp_title"
android:dialogTitle="@...
Create batches in linq
... size)
{
TSource[] bucket = null;
var count = 0;
foreach (var item in source)
{
if (bucket == null)
bucket = new TSource[size];
bucket[count++] = item;
if (count != size)
continue;
yield return bucket;
bucket = null;...
Custom attributes in styles.xml
....com/apk/res/android">
<style name="CustomStyle">
<item name="android:layout_width">wrap_content</item>
<item name="android:layout_height">wrap_content</item>
<item name="custom_attr">value</item> <!-- tee hee -->
&l...
Have bash script answer interactive prompts [duplicate]
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I found the best way to send input is to use cat and a text file to pass along whatever input you need.
cat "input.txt" | ./Script.sh
share
|
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Remove icon/logo from action bar on android
...xml, then you need to use this stuff to hide the icon:
pre-v11 theme
<item name="logo">@android:color/transparent</item>
v11 and up theme
<item name="android:logo">@android:color/transparent</item>
The use of these two styles has properly hidden the action bar icon on ...
Oracle “Partition By” Keyword
...t sinks in. Here's an incremental example:
1) Boss says "get me number of items we have in stock grouped by brand"
You say: "no problem"
SELECT
BRAND
,COUNT(ITEM_ID)
FROM
ITEMS
GROUP BY
BRAND;
Result:
+--------------+---------------+
| Brand | Count |...