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use for(Iterator it = t.iterator(); it.hasNext();){             if(((Integer)it.next()).intValue() == 2){                 it.remove();             }         } to resolve  ConcurrentModificationException
在HTML里,颜色有两种表示方式。一种是用颜色名称表示,比如blue表示蓝色。另外一种是用16进制的数值表示RGB的颜色值。RGB是 Red,Green,Blue意思,RGB每个原色的最小值是0,最大值是255,如果换算成16进制表示,就是(#00),(#FF)。比如白色的 RGB(255,255,255),就用#FFFFFF表示;还有黑色的RGB(0,0,0),就用#000000表示。 注:在W3C制定的HTML 4.0标准中,只有16种颜色可以用颜色名称表示(aqua, black, blue, fuchsia, gray, green, lime, maroon, navy, olive ...
<p>标签 或者是<br/>都可以 CSS控制Table单元格强制换行与强制不换行   我们知道Div的换行和不换行的css写法。但对于表格单元格只知道一个属性nowrap可以使其不换行。   近日有此需要,但发现加上nowrap在某些情况下还是会换行!无奈,没有一个强制不换行的方法吗?   用CSS实现Table单元格数据自动换行或不换行的实现方法:   1、强制换行: <style type="text/css"> .AutoNewline {   Word-break: break-all;/*必须*/ } </sty ...
db2日期操作函数   当前时间:   CURRENT DATE   CURRENT TIME   CURRENT TIMESTAMP   获取时间的年、月、日、时、分、秒及微秒各部分:   YEAR (current timestamp)   MONTH (current timestamp)   DAY (current timestamp)   HOUR (current timestamp)   MINUTE (current timestamp)   SECOND (current timestamp)   MICROSECOND (current timest ...
DB2 SQL Error: SQLCODE=-803, SQLSTATE=23505, SQLERRMC=2 违反了唯一性约束 SQLCODE: -206, SQLSTATE: 42703 column does not exist
数组转Collection 使用Apache Jakarta Commons Collections: import org.apache.commons.collections.CollectionUtils;       String[] strArray = {"aaa", "bbb", "ccc"};    List strList = new ArrayList();    Set strSet = new HashSet();    CollectionUtils.addAll(strList, strArra ...
only a type can be imported:   xxxx.object resolves to a package solution: right click project select properties J2ee module dependencies web libraries  select all
select count(asset.id), FASSETPLANID from asset asset inner join assetplan on FASSETPLANID = assetplan.id group by FASSETPLANID order by count(asset.id) desc
Eclipse settings: Basic settings: Text file encoding UTF-8 (General > Workspace) Set SUN JRE 6 as the default JRE (Java > Installed JREs) Compiler compliance level 1.6 (Java > Compiler) Import eclipse code templates: Get code template from Content Facotry code template, using (Java->Co ...
将 grid中可编辑的元素设置成  readonly, dijit.byId('outputAsset.grid').edit.cancel();
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db2cmd db2stop force db2start 快速执行下面的命令 db2 backup db BPEDB to C:\db(数据库的名字) db2 restore db BPEDB from C:\issues\1.4\dbbackup13(目录名) db2 -tf c:\xx.sql ( 执行sql文件) SQL1117N 由于 ROLL-FORWARD PENDING,不能连接或激活数据库 1. 我修改参数:     db2 update db cfg for sample using LOGRETAIN ON 2. force applications all ...
var charfield=document.getElementById(searchAsset.gridId + ".toolbar.Search.TooltipDialog"); charfield.onkeydown = function(e){ var e=window.event || e; if (e.keyCode == 9) { //var srcEle = e.srcElement || e.target; //if (srcEle.id == 'searchAsset.status.all') //alert(srcE ...
jsf readonly= 'true ' jsf readonly的字段提交的时候是不会执行set方法的
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