log4jERROR A orgjbossloggingappenderFileAppender object is not assignable to a orgapachelo
在arch下面安装完Joomla之后，发现出现了错误，如标题，最后的解决办法如下:查看mysql中有数据库joomla，且建有如下表：mysql> show tables ; +-----------------------------+ | Tables_in_joomla | +-----------------------------+ | jos_banner | | jos_bannerclient | | jos_bannertrack | | jos_categories | | jos_components | | jos_...
by riverbird2005 - php文档中心 - 2010-02-02 15:10:34 阅读（2840） 回复（0）
今天装最新版的ＪＯＯＭＬＡ（1.5.8），装到最后一步完后，出现了一个错误： jerror Unable to load Database Driver 后来搜了一下，在官方网上找到了答案： vi configuration.php /* Database Settings */ var $dbtype = ''; var $host = ''; var $user = ''; var $password = ''; var $db = ''; var $dbprefix = '';发现这些变量都是空的，没有设置，很简单，把你刚才设置的值补上就ＯＫ了！就如下面一样： /* Database Setting...
class FirstClass: pass class SecondClass: pass class ThirdClass: pass Instances = [] for ClassType in [FirstClass, SecondClass, ThirdClass]: Instances.append(ClassType()) print Instances 本文来自ChinaUnix博客，如果查看原文请点：http://blog.chinaunix.net/u1/35936/showart_346641.html
本文转自： http://www.alvestrand.no/objectid/ What is an object identifier?object identifiers are, basically, strings of numbers. They are allocated in a hierarchical manner, so that, for instance, the authority for "1.2.3" is the only one that can say what "1.2.3.4" means. They are used in a variety of protocols. The formal definition of OIDs comes from ITU-T recommendation X.208 (ASN.1), wh...
array convert to list: import java.util.Arrays; String[] classCheckbox = questionActionForm.getClassCheckbox(); List classIds = new ArrayList(); classIds = Arrays.asList(classCheckbox); set convert to list: Set classifications = question.getClassifications(); List classificationsList = new ArrayList(); classificationsList.addAll(classifications); 本文来自ChinaUnix博客，如果查看原文请点：...
objects are key to understanding object-oriented technology. Look around right now and you'll find many examples of real-world objects: your dog, your desk, your television set, your bicycle. Real-world objects share two characteristics: They all have state and behavior. Dogs have state (name, color, breed, hungry) and behavior (barking, fetching, wagging tail). Bicycles also have state ...
新年到了，祝大家新年快乐！ 这几天看了下pil,然后也google下，写了个玩的，里面watermark那个函数根据 网上发的zope里那个改的，其他的自己写的，做成exe的时候老出错，后来我把 pil库换成1.1.6就没问题了。 [code] #-*- coding:GBK -*- #========================== #The work with a picture! #The MIT License #Emal:ghostwwl@gmail.com # edit by Ghostwwl #========================== import Image import ImageDraw im...
if exists (select * from dbo.sysobjects where id = object_id(N\'[dbo].[GroupAccess]\') and objectPROPERTY(id, N\'IsUserTable\') = 1) drop table [dbo].[GroupAccess] GO 经常看到类似这样的语句 其中 object_id起什么作用不太清楚 ？后面的 N’[DBO] 中的N是什么作用？？
package com.wm.affnet.util; import org.apache.log4j.logger; import org.apache.log4j.Priority; public class Applogger { // static { // Properties props = new Properties(); // System.setProperty("log4j.properties", "true");//yzy set the system property // FileInputStream istream = null; // try { // istream = new FileInputStream("src/log4j.properties"); // props.load(istream); // istream.cl...
ul 05 10:55:13 2005: Backup Server: 6.28.1.1: Dumpfile name 'dump0516703096 ' section number 0001 mounted on disk file 'd:/dump.dat' Jul 05 10:55:13 2005: Backup Server: 3.29.2.1: No virtual mapping for logical page 16842757. Jul 05 10:55:13 2005: Backup Server: 3.29.2.1: No virtual mapping for logical page 17367301. Jul 05 10:55:13 2005: Backup Server: 3.29.2.1: No virtual mapping for logical p...
