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org.apache.tomcat.util.modeler.ManagedBean tomcat启动不了 - Python - 清泛IT社区，为创新赋能！
java版本太低了，下载新版本java：
http://www.oracle.com/technetwork/java/javase/downloads/jdk6-jsp-136632.html
解决：文本输入框在键盘弹起输入框看不见时，键盘退格键删除不了内容？ - A...
是因为区域隐藏了导致的。
screen1 的属性 “允许滚动” 勾选上，完美解决：
允许滚动后，区域就是自动的，输入框永远在视线内，键盘响应全部正常。
How can I convert a dictionary into a list of tuples?
...s tuples, sorted if you like, and get the name and score of, let's say the player with the highest score (index=0) very Pythonically like this:
>>> player = best[0]
>>> player.name
'Alex'
>>> player.score
10
How to do this:
list in random order or kee...
PHP Regex to get youtube video ID?
...e following urls:
http://youtube.com/v/dQw4w9WgXcQ?feature=youtube_gdata_player
http://youtube.com/vi/dQw4w9WgXcQ?feature=youtube_gdata_player
http://youtube.com/?v=dQw4w9WgXcQ&feature=youtube_gdata_player
http://www.youtube.com/watch?v=dQw4w9WgXcQ&feature=youtube_gdata_player
http://youtu...
how to use javascript Object.defineProperty
...
get is a function that is called when you try to read the value player.health, like in:
console.log(player.health);
It's effectively not much different than:
player.getHealth = function(){
return 10 + this.level*15;
}
console.log(player.getHealth());
The opposite of get is set, wh...
Youtube iframe wmode issue
...arameter like so:
<!-- YOUTUBE -->
// 2. This code loads the IFrame Player API code asynchronously.
var tag = document.createElement('script');
tag.src = "http://www.youtube.com/player_api";
var firstScriptTag = document.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefor...
Is there a perfect algorithm for chess? [closed]
... a perfect strategy for White!
This tells us that at least one of the two players does have a perfect strategy which lets that player always win or draw.
There are only three possibilities, then:
White can always win if he plays perfectly
Black can always win if he plays perfectly
One player can...
How can I display an RTSP video stream in a web page?
... an ip camera which provides a live RTSP video stream. I can use VLC media player to view the feed by providing it with the URL:
...
How can I autoplay a video using the new embed code style for Youtube?
...r the new embed code for youtube videos.
<iframe title="YouTube video player" class="youtube-player" type="text/html" width="560" height="345" src="http://www.youtube.com/embed/8v_4O44sfjM" frameborder="0" allowFullScreen></iframe>
if you want to autoplay it, at the src="http://www.y...
How to play a sound in C#, .NET
...
You could use:
System.Media.SoundPlayer player = new System.Media.SoundPlayer(@"c:\mywavfile.wav");
player.Play();
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