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Search found 62 results on 3 pages for '5yrslaterdba'.

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• replace laptop hard disk

  - by 5YrsLaterDBA

  I have bought a ACER Aspire 5736Z-4790 laptop for my parents. It just passed the warranty. I think the hard disk is bad now. I cannot open/copy some of my files. It will crash (blue screen) when I do chkdsk /f/r in the stage 4 of 5 which is verifying file data. I can hear a strange noise when it is reading the bad sectors (I guess because it hangs…

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• Please help, I am losing my data?

  - by 5YrsLaterDBA

  I was trying to remove MSDN Library-January 2002 by using Revo Uninstaller. I allowed it to delelet those leftover registry entries(my fault, i should be more careful and don't do that). Now my machine is almost unaccessible, cannot open that Revo Uninstaller to recovery, cannot open Windows Explorer, cannot run CMD command from run, all…

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• how do I know if a program is installed on my machine?

  - by 5YrsLaterDBA

  I am using a windows xp machine. downloaded an install.exe online and double clicked it. Nothing happenen. My question is how to find if there is an software installed on a Windows XP machine during a certain of time? If I found there was a software installed at about 2pm to 2:10pm May 1, 2010,but that was not what I was doing then I can…

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• remote desktop to Fedora 20 with xrdp

  - by 5YrsLaterDBA

  I was able to setup xrdp on my Fedora 13 machine and access it from my Windows 7 machine by follow the steps on the first post on this thread It was simple and easy. But when i try the same on my Fefora 20 machine, things are quite different. There is no error message but some new info like these: # chkconfig --levels 35 xrdp on …

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• C# how to get current encoding type used by C# to write/read configuration for config file?

  - by 5YrsLaterDBA

  I am doing connection string encryption. we use our own encryption key with AES algorithm to do this. during the process, we need to convert string to byte array and then convert byte array back to string. I found the encoding play an important role on those conversions. So I need to know the encoding C# is using to get above…

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• Software/IT security training and certificate

  - by 5YrsLaterDBA

  I am thinking about attending software security training and getting software security certificate. (or IT security in general.) I am in MA Boston area. I am new in software security field and need to know this field for current project and/or future job. Any suggestion about the training and certificate? thanks, EDIT: How…

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• how to resolve this .Net 3.5 warning/error?

  - by 5YrsLaterDBA

  I have three machines. one installed VS2008 another two installed SDK6 and Framework3.5 (one of these two is a build machine). When I use MSBuild to build our application, all of them get this warning: C:\WINDOWS\Microsoft.NET\Framework\v3.5\Microsoft.Common.targets : warning MSB3245: Could not resolve this reference.…

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• hide the console window when use batch file to launch a java program?

  - by 5YrsLaterDBA

  I use a batch to launch my java application like this start /min java -splash:resources\images\splash\splash.gif com.myproj.MyProjApp exit There is still a icon on the taskbar. what I want is hide the console window and only add ONE icon which is my application on the taskbar when I click that batch file?

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• Install Sybase SQL Anywhere 11 as service

  - by 5YrsLaterDBA

  we are using Sybase SQL Anywhere 11. I am using command line to install/init database, dbinit -dba %username%,%pwd% -p 4k %dbLocation%, and start database server, dbsrv11 %dbLocation%, in a batch file. What I really want is install my database as Windows service and can be start/running automatically when machine get…

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• C# where does the dbml file come from?

  - by 5YrsLaterDBA

  Learning C# and learing Linq now. have lots of qestions about it. Basically I need a step by step tutorial. I suppose the dbml file is the configuration file of the database. I double click it and VS will open it with kind of design diagram. I can create/delete/modify table here? I can use add new item to add the…

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• GUID type in database

  - by 5YrsLaterDBA

  GUID is not an official data type in database. In our existing SQL Server design, the Uniqueidentifier type is used for GUID value. Now we are switching to Sybase database. Should we use varchar(36) to replace that Uniqueidentifier type? I am still confused by GUID. I was told GUID is 16 bytes long but its…

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• char take 1 byte in database?

  - by 5YrsLaterDBA

  does a char take 1 byte in database?

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• how to use Foreign key in L2E or EF?

  - by 5YrsLaterDBA

  I have a User table which has a PrivilegeId foreign key points to a Privilege table and is the primary key there. In Entity Framework, the VS will not generate a PrivilegeId variable under Users for you. It will generate a Privilege property and PrivilegeReference property for you instead. When I load a…

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• How to avoid "The name 'ConfigurationManager' does not exist in the current context" error?

  - by 5YrsLaterDBA

  I am using VS2008. I have a project connect with a database and the connection string is read from App.config via ConfigurationManager. We are using L2E. Now I added a helper project, AndeDataViewer, to have a simple UI to display data from the database for testing/verification purpose. I don't want to…

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• L2E for insert, update, delete

  - by 5YrsLaterDBA

  I am using .Net3.5. Just wondering my understanding about the insert, update, delete are correct when use L2E. For insert, we need two statements: context.AddObject("entityName", newRow); context.SaveChanges(); For update, we only need one statement: context.SaveChanges(); For delete, we need two…

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• L2E many to many query

  - by 5YrsLaterDBA

  I have four tables: Users PrivilegeGroups rdPrivileges LinkPrivilege ----------- ---------------- --------------- --------------- userId(pk) privilegeGroupId(pk) privilegeId(pk) privilegeId(pk, fk) privilegeGroupId(fk) name …

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• database design tool question

  - by 5YrsLaterDBA

  is there a good database design tool can generate sql script to create database (tables) in major database (Oracle, MySQL, SQL server, Sybase) without any changes? Which design tool are you think is good.

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• C# unit test code questions

  - by 5YrsLaterDBA

  We start use C# build-in unit test functionality. I have VisualStudio 2008 created unit test code for me. I have few question above the generated code. Following are code I copied from the generated file: #region Additional test attributes // //You can use the following additional attributes as…

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• L2E delete exception

  - by 5YrsLaterDBA

  I have following code to delete an user from database: try { var user = from u in db.Users where u.Username == username select u; if (user.Count() > 0) { …

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• can LINQ being used with Sybase database?

  - by 5YrsLaterDBA

  Customer wants to move from SQL server to Sybase database. Don't know if LINQ can still be here? change is big?

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• how to generate dbml file from Sybase database?

  - by 5YrsLaterDBA

  I think we may have trouble with our existing project. For some reasons we have to switch from SQL Server to Sybase SQL Anywhere 11. now we trying to find a way continue use our existing LINQ code. We wish we can still use L2S? If cannot, we wish we can use L2E, then we have…

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• C# unit test code questions continue

  - by 5YrsLaterDBA

  more questions after questions in here: http://stackoverflow.com/questions/2714073/c-unit-test-code-questions I found the VS unit test testframe treat private and protected method in the same way but deferent with public method. The following is the generated code for a…

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• C# can I lock a method parameter?

  - by 5YrsLaterDBA

  We have a class variable ArrayList binaryScanData in a class. In all methods having access to it, we put lock(binaryScanData) on it because it is shared. Now we want to move one of those methods out to another util class to make it a static method. We will pass that…

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• how to hash a password?

  - by 5YrsLaterDBA

  My next task will be encrypt password. I am working at the database access layer and my co-work has this comment, implement SHA512 hash, on an empty method which I will implement it. any recommendation about this? thanks

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• C# LINQ question, Why need new here?

  - by 5YrsLaterDBA

  Why we need the new in the select statement on one of them? var runs = from sampleDataTable in db.SampleData from sampleInfoTable in db.SampleInfo where sampleDataTable.SampleInfo.SampleInfoId ==…

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