企鹅客栈

Buy House Guide

Penguin — Thu, 27 Aug 2009 15:43:08 +0000

1. Search for a property and research about it. 2. Everything ok and decided to buy, go to bank and check loan amount that you can get. Then prepare deposit, agent normally will request 2%(some request more) of the property price as deposit. If deal with property owner then you can discuss about the deposit, 500, 1000 or any amount which is agreed by both side.

GWT - File Upload

Penguin — Wed, 19 Aug 2009 13:58:26 +0000

I am trying to do file upload on GWT, I search through internet and unfortunately, I found no way of doing file uploads with RPC :-( Solution i found still back to common HTTP upload, just tweak a little to fit into the GWT environment.

GXT - Progress bar in grid

Penguin — Tue, 18 Aug 2009 09:54:23 +0000

I want to add progress bar into the grid widget but the grid cell does not support widget inserting. After doing research from internet, i found out one solution which is render the progress bar by inserting plain div.

Applet GWT Integration

Penguin — Mon, 27 Apr 2009 15:51:57 +0000

After did some researches on internet, i found there is one library called GWTAI. This gwtai contains a number of utilities and helper classes, helps developer easily integrate the Java applet to GET projects. Unfortunately, this gwtai is not working under java 6 due to some reason, therefor i need to look another way for applet gwt integration. At the end I found another way which is using the GWT HTML class to embed the plain HTML tag in the gwt. This can let the browser interpreted the tag and display applet correctly.

年薪10萬的乞丐 Part 2

Penguin — Thu, 23 Apr 2009 15:39:35 +0000

乞丐说 "要用科學的方法來乞討。天天躺在天橋上，怎麼能討到錢？走天橋的都是行色匆匆的路人，誰沒事走天橋玩，爬上爬下的多累。要用知識武裝自己，學習知識可以把一個人變得很聰明，聰明的人不斷學習知識就可以變成人才。21世紀最需要的是什麼？就是人才。"

How Resumable Download Work

Penguin — Mon, 20 Apr 2009 16:20:26 +0000

Some download manager software support a feature which is resume download, user can pause or stop the download and continue after some time. The trick to make a download resumable is the HTTP range request header. We know that download file from internet as stream bytes, so we can specific the range header like this ...

Add Menu to Header of Tab Item in GXT

Penguin — Fri, 17 Apr 2009 13:43:10 +0000

I want to add Context Menu to the Header of the TabItem under Ext-Gwt (GXT). Unfortunately i can't find any proper method for me to do that. The Header Item of Ext-GWT tab item was packaged protected and I couldn't override or extend it. After research for some time, I find out another way to add context menu to header of the tab item. The example below shows the basic step to add the context menu into tabitem header.

Drag N Drop Grid To Tree in Ext-GWT (GXT)

Penguin — Thu, 16 Apr 2009 14:26:23 +0000

Ext-Gwt(GXT) is a Java library for building rich internet applications with GWT. It provides various good features in the library. Developer can easily implements drag n drop features in their web applications with few line of codes. This is one simple example to drag from grid and drop the item into the tree.

年薪10萬的乞丐 Part 1

Penguin — Sun, 12 Apr 2009 08:43:03 +0000

乞丐这么说 "我做過精確的計算。這裡每天人流上萬，窮人多，有錢人更多。理論上講，我若是每天向每人討 1 塊錢，那我每月就能掙 30 萬。但是，並不是每個人都會給，而且每天也討不了這麼多人。所以，我得分析，哪些是目標客戶，哪些是潛在客戶。"他潤潤嗓子繼續說，"在華強北區域，我的目標客戶是總人流量的 3 成，成功機率 70% 。潛在客戶佔 2 成，成功機率 50% ；剩下 5 成，我選擇放棄，因為我沒有足夠的時間在他們身上碰運氣。"

Google Webtool Kit (GWT)

Penguin — Mon, 23 Mar 2009 10:25:06 +0000

Google Webtool Kit (GWT) allowed me to write all the dynamic website user interface in java programming language, and the compiler will help me to compile into optimized java script ! I no need face java script any more !