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ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired
...er system kill session '13,36543';)
Reference
http://abeytom.blogspot.com/2012/08/finding-and-fixing-ora-00054-resource.html
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用户界面（UI）组件 · App Inventor 2 中文网
...属性，列表显示框即可展示列表内容，多次设置会刷新为最新的列表的内容。
元素字串
设置指定列表字符串作为选项列表，其中元素以英文逗号分隔，如：奶酪,水果,培根,萝卜。
列表项字体大小
设置列表显示框列表项的...
Naming convention for unique constraint
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AK: Alternate Key is what SQL Server Data tools 2012's design surface calls them too.
– Alex KeySmith
Aug 22 '13 at 12:24
15
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How can I create a Set of Sets in Python?
...ng given that PEP 416 (frozen dict) was not adopted and it was proposed in 2012.
– NikoNyrh
Feb 12 at 22:42
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How does one change the language of the command line interface of Git?
... info gettext in a terminal) applies.
In place since git 1.7.9+ (January 2012):
Git uses gettext to translate its most common interface messages into the user's language if translations are available and the locale is appropriately set.
Distributors can drop new PO files in po/ to add new tr...
Java multiline string
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any change in 2012?
– Ilia G
Jul 9 '12 at 19:22
13
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Is it possible to use jQuery .on and hover?
... find it necessary to add the hover() code at the time.
EDIT DECEMBER 11, 2012
Some new answers provided below detail how .on() should work if the div in question is populated using JavaScript. For example, let's say you populate a div using jQuery's .load() event, like so:
(function ($) {
/...
How can I be notified when an element is added to the page?
...er and your users will hate you.
Since mutation events were deprecated in 2012, and you have no control over the inserted elements because they are added by someone else's code, your only option is to continuously check for them.
function checkDOMChange()
{
// check for any new element being in...
Modify SVG fill color when being served as Background-Image
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This answer was great as of 2012, but now CSS masks and/or filters have been supported in all browsers for some time. I recommend that anyone reading this now check out the links in widged's answer below or just skip to CSS Masks here, which is a really...
android ellipsize multiline textview
...ndroid:maxLines.
/*
* Copyright (C) 2011 Micah Hainline
* Copyright (C) 2012 Triposo
* Copyright (C) 2013 Paul Imhoff
* Copyright (C) 2014 Shahin Yousefi
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* ...