2008/09/12

How to use HttpWebRequest object submit form data?

請參考:
p2p.wrox.com Forums - WebRequest/WebResponse form submit problem. HELP!

內容介紹如何使用HttpWebRequest送出form的資料,節錄解答的code如下:

string url="http://www.365articles.com/modules.php?name=Your_Account";
string data="username=gogo&user_password=newnewne&op=login";
byte[] buffer=Encoding.UTF8.GetBytes(data);
string result="";
HttpWebRequest req = (HttpWebRequest)WebRequest.Create(url);
req.Method = "POST";
req.ContentType ="application/x-www-form-urlencoded";
req.ContentLength = buffer.Length;
//req.Proxy = new WebProxy(proxy, true); // ignore for local addresses
req.CookieContainer = new CookieContainer(); // enable cookies

Stream reqst = req.GetRequestStream(); // add form data to request stream

reqst.Write(buffer, 0, buffer.Length);
reqst.Flush();
reqst.Close();

Console.WriteLine("\nPosting data to " + url);
HttpWebResponse res = (HttpWebResponse)req.GetResponse(); // send request,get response
Console.WriteLine("\nResponse stream is: \n");
Stream resst = res.GetResponseStream(); // display HTTP response
StreamReader sr = new StreamReader(resst);
result=sr.ReadToEnd();
using(System.IO.StreamWriter writer=new StreamWriter("C:\\Temp\\checkcheck.html"))
{
writer.Write(result);
}



source by Mystic

2008/09/10

抓圖程式 url2bmp

雖然現在Vista有內建「剪取工具」可以用來選取抓圖,但對於網頁這種有scroll bar的就沒輒了...
找到一個免費的小工具可以用: url2bmp



直接把url貼上後,按「go」就會產生output.bmp的圖檔放在程式的目錄內,當然也可以自定檔名,
支援.bmp, .png, .jpeg, .tiff 等副檔名,網頁如果太長,可以調整image size的大小。

缺點是只能抓網頁,想抓有scroll bar的視窗程式就沒法度了。

2008/09/05

替代Ultra Edit的文字編輯器 part 2 - Notepad++

Notepad++

相當好用!尤其是語法摺疊的功能,在寫script時一目瞭然...
雖然沒有像Ultra Edit的欄模式編輯,但是可以使用Alt+滑鼠左鍵來替代,作者是位台灣人,開發出這麼好用的軟體真是令人敬佩!

2008/09/04

C# Remove Chinese Char



string txtBody = "中文chinese";
txtBody = Regex.Replace(txtBody , "[\u4E00-\u9FFF]", ""); // 移除中文

結果
---------------

txtBody : "chinese"

會用到的這regex的原因為是為css裡中文註解,搞到utf-8的網頁變亂碼,索性把css內的所有中文給過濾移除(暴力)。


Silicon Power  Ultima Ⅱ I-Series 4GB  隨身碟

2008/09/03

SQL Server 在 charindex 全形及半形判斷上的問題

在預設的情況下,中文的SQL Server的定序設定為Chinese_Taiwan_Stroke_CI_AS, 會把全形及半形視為相同字元,這會影響到我們在SUBSTRING及CARINDEX上的判斷,如果字串內同時有全形及半形的符號,SQL Server皆會把它視為相同的符號...
如果我們在不能改資料庫設定的情況下,如何讓全形及半形的符號有所區隔呢?

直接用以下例子說明:



declare @txt nvarchar(200)
select @txt = '華,碩平,台【重裝火炮】DVD燒錄遊戲電腦'

select charindex(',', @txt)
select charindex(',', @txt COLLATE Chinese_Taiwan_Stroke_CI_AS_WS)


結果:

-----------
2

(1 個資料列受到影響)


-----------
5

(1 個資料列受到影響)

update:
如何執行區分全型/半型的sql select?
select * from aaa(nolock) where aaa_name like '%?%' COLLATE Chinese_Taiwan_Stroke_CI_AS_WS
-- COLLATE Chinese_Taiwan_Stroke_CI_AS_WS放在like的後面



重點就在於預設的COLLATE是Chinese_Taiwan_Stroke_CI_AS,改成Chinese_Taiwan_Stroke_CI_AS_WS就OK了,詳細請參考:

1.Windows Collation Name (Transact-SQL)
2.COLLATE (Transact-SQL)
3.Collation Precedence
4.定序對話方塊 (Visual Database Tools)

PHILIPS移動世界 2.5吋 250G SATA行動硬碟-聯強貨

2008/08/28

Application, Page and Control events in ASP.NET v2.0 - Jeff's Junk

Application, Page and Control events in ASP.NET v2.0 - Jeff's Junk

Application, Page and Control events in ASP.NET v2.0 發生順序的列表

Application: BeginRequest
Application: PreAuthenticateRequest
Application: AuthenticateRequest
Application: PostAuthenticateRequest
Application: PreAuthorizeRequest
Application: AuthorizeRequest
Application: PostAuthorizeRequest
Application: PreResolveRequestCache
Application: ResolveRequestCache
Application: PostResolveRequestCache
Application: PreMapRequestHandler
Page: Construct
Application: PostMapRequestHandler
Application: PreAcquireRequestState
Application: AcquireRequestState
Application: PostAcquireRequestState
Application: PreRequestHandlerExecute
Page: AddParsedSubObject
Page: CreateControlCollection
Page: AddedControl
Page: AddParsedSubObject
Page: AddedControl
Page: ResolveAdapter
Page: DeterminePostBackMode
Page: PreInit
Control: ResolveAdapter
Control: Init
Control: TrackViewState
Page: Init
Page: TrackViewState
Page: InitComplete
Page: LoadPageStateFromPersistenceMedium
Control: LoadViewState
Page: EnsureChildControls
Page: CreateChildControls
Page: PreLoad
Page: Load
Control: DataBind
Control: Load
Page: EnsureChildControls
Page: LoadComplete
Page: EnsureChildControls
Page: PreRender
Control: EnsureChildControls
Control: PreRender
Page: PreRenderComplete
Page: SaveViewState
Control: SaveViewState
Page: SaveViewState
Control: SaveViewState
Page: SavePageStateToPersistenceMedium
Page: SaveStateComplete
Page: CreateHtmlTextWriter
Page: RenderControl
Page: Render
Page: RenderChildren
Control: RenderControl
Page: VerifyRenderingInServerForm
Page: CreateHtmlTextWriter
Control: Unload
Control: Dispose
Page: Unload
Page: Dispose
Application: PostRequestHandlerExecute
Application: PreReleaseRequestState
Application: ReleaseRequestState
Application: PostReleaseRequestState
Application: PreUpdateRequestCache
Application: UpdateRequestCache
Application: PostUpdateRequestCache
Application: EndRequest
Application: PreSendRequestHeaders
Application: PreSendRequestContent

來源 : Jeff's Junk

ConSonic 8GB 玩美時尚碟

軟體工程的重要的指標