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Update relationships when saving changes of EF4 POCO objects

...N forum. Check Zeeshan Hirani's answer. He is author of Entity Framework 4.0 Recipes. If he says that automatic merge of object graphs is not supported, I believe him. But still there is possibility that I'm completely wrong and some automatic merge functionality exists in EF. Edit 2: As you can ...
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Writing data into CSV file in C#

... var csv = new StringBuilder(); //in your loop var first = reader[0].ToString(); var second = image.ToString(); //Suggestion made by KyleMit var newLine = string.Format("{0},{1}", first, second); csv.AppendLine(newLine); //after your loop File.WriteAllText(filePath, c...
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insert a NOT NULL column to an existing table

...lue for your column: ALTER TABLE MY_TABLE ADD STAGE INT NOT NULL DEFAULT '0' UPD: Please note that answer above contains GO which is a must when you run this code on Microsoft SQL server. If you want to perform the same operation on Oracle or MySQL you need to use semicolon ; like that: ALTER ...
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Long-lasting FB access-token for server to pull FB page info

...hese will cause the access token to become invalid. If you are getting (#100) Tried accessing nonexisting field (accounts) on node type (Page), go to the Access Token Debugger, copy the value of User ID, and use it to replace the "me" part of the URL in step 9. ...
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How to pass all arguments passed to my bash script to a function of mine? [duplicate]

... 1062 The $@ variable expands to all command-line parameters separated by spaces. Here is an exampl...
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Good example of livelock?

... 10 Answers 10 Active ...
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Can you have if-then-else logic in SQL? [duplicate]

... 106 You can make the following sql query IF ((SELECT COUNT(*) FROM table1 WHERE project = 1) > ...
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The forked VM terminated without saying properly goodbye. VM crash or System.exit called

... I had the same problem and solved by adding: <argLine>-Xmx1024m -XX:MaxPermSize=256m</argLine> The whole plugin element is: <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-surefire-plugin</artifactId> <configurati...
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When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?

... edited May 23 '17 at 12:10 Community♦ 111 silver badge answered Oct 22 '12 at 19:15 ...
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App Inventor 2 变量代码块 · App Inventor 2 中文网

...系方式: 不需要回复的可留空~ 意见反馈(300字以内): 给个鼓励也行呐~o~ 提供截图(仅截取当前可视区域) delete edit 高亮或隐藏信息 ...