Questions & Answers

  • What’s more efficient: UDP or TCP?

    For my protocol message exchange, I can deal with some packet loss but I need to know: Is UDP more efficient than TCP? Thank you for your help.

    ITKE372,065 pointsBadges:
  • Rename a MySQL database

    Is there a way to rename a MySQL database? I know that I can just dump the database / reimport it but I can't do that with mine. It's a huge database. Also, it needs to work with InnoDB. Thanks!

    ITKE372,065 pointsBadges:
  • How do I fix a NullReferenceException error message?

    I have some code in Visual Basic and when it tries to execute, I keep getting this NullReferenceException. Here's what it says: Object reference not set to an instance of an object. What should I do?

    ITKE372,065 pointsBadges:
  • Microsoft Outlook meeting invite response not required now that calendar is shared

    Now that I have full permission to my boss' calendar his meeting invites come with a box that says no response needed.  He clicks on "ok" and then has to go into each meeting to either accept or decline. How can we fix this?

    JPLunde5 pointsBadges:
  • Check if a column exists in SQL Server database

    In a SQL Server database, is there a way to check if a column exists in a table? This is what I came up with but it keeps returning false: IF EXISTS(SELECT * FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = 'myTableName' AND COLUMN_NAME = 'myColumnName') Thanks!

    ITKE372,065 pointsBadges:
  • Oracle 11G database installation error

    I am new to Oracle database. While trying to install the database software, I get: DIM-00019: create service error ORA-12560: TNS:protocol adapter error I have been trying for a long time to install the database but cannot. How do I install the database?

    prashantmishra29015 pointsBadges:
  • AUTO_INCREMENT in Oracle 11g

    I might have missed something but, in Oracle, is there no concept of AUTO_INCREMENT? If there isn't, is there a way to create a column that resembles AUTO_INCREMENT in Oracle 11g?

    ITKE372,065 pointsBadges:
  • Windows.theme editing

    I would like to know if is possible to write a statement in a windows.theme file to specify the color of the taskbar Thanks a lot. Best regards, Enrico

    enricoste35 pointsBadges:
  • UPS for HP Server

    I need a UPS for this as a home server and was thinking about getting the 800VA model as it has UK sockets. Even though the server power supply is rated at 550W I cannot see the server drawing this ever and estimate the total load to be around 200-300W max. Any ideas?

    RobinKoffler15 pointsBadges:
  • Xcode error message when uploading app on iOS 8

    For the past few weeks, I've been developing an app and I also recently upgraded to a iPhone 5S / iOS 8. It's been working great for my testing needs. But when I deleted the app / wanted to build it again, I keep getting this error message: Could not launch "My App" process launch failed: Security...

    ITKE372,065 pointsBadges:
  • Tools for .NET testing

    I ave joined as an software tester. My company makes projects on .NET. So, please tell me which tool will I use it for testing?

    preeti3455 pointsBadges:
  • Runtime -2147024882 in Visual Basic 6

    I have a VB6 application which has been compiled on several PCs but one is giving me trouble. When closing the application we occasionally get a Runtime error -2147024882 (8007000e): System Error &H80080005 (-2146959355) server execution failed message. After Googling all day today I have tried...

    simonwait30 pointsBadges:
  • Is my connection performing well?

    I upgraded my ADSL to 8MBPs and I have up 7.9- down 20.7 SNR and up 4.6-down 0 attenuation. Does this mean my line is performing well at this speed? Can it be increased?

    zomaze5 pointsBadges:
  • PowerShell Script doesn’t change computer name

    Trying to change computer name with a PowerShell script. In order to make things easier I included a batch file so I can double click the batch file and it runs the PowerShell Script. //batch file @ECHO OFF PowerShell.exe -NoProfile -Command "& {Start-Process PowerShell.exe -ArgumentList...

    SunnyYukChan5 pointsBadges:
  • Custom Crystal Reports conversion

    I need to convert a source 520 report into Crystal Report XI and I came across some formula that used Flx()-  Name-FLXFormatName ({CheckSumm.CsuFirstName},{CheckSumm.CsuMiddleName},{CheckSumm.CsuLastName}) Is Active-{CheckSumm.CsuDateBeg} >= {@DateBeg} and{CheckSumm.CsuDateBeg} <=...

    shruti1810 pointsBadges:
  • How am I blocking connections to SQL Server 2008?

    This is a fairly specific issue, but I'm at a loss for reasons to what might be happening. We have SQL Server 2008 running on what we'll call ServerA. We can RDP in ServerA, we can ping ServerA. If we RDP into ServerA, we can open up SQL Server Management Studio and connect to all of the database...

    edwinjhoffer3,045 pointsBadges:
  • How to use POS.NET for a BARCODE SCANNER in a VB.NET application

    Hi! I have an old office project... Its Point of sale software built in over oracle db express edition. Its really cool but lucks the barcode scanner functionality. Some customers are demading for that functionality.....bla bla bla!!!  ...Devices I've programmed 4 in the past usually comes...

    49cubes45 pointsBadges:
  • WAR file in JBoss

    What is WAR file in JBoss and the procedure to deploy it?

    LathaSrini5 pointsBadges:
  • Sony Viao PCG-3A1L CMOS battery

    I replaced the CMOS battery in my Sony Vaio PCG-3A1L and it still shuts off when I unplugged the power cable. The main battery is fairly new and the battery icon reads 84% charged all of the time. What is wrong?

    Randallknox5 pointsBadges:
  • Prevent risks of social networking

    Is there any solution to prevent the risks of social networking?

    SD7179RKG5 pointsBadges:

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