Knowledge base

  • Review of Apple’s 21.5-inch iMac

    The Apple iMac 27-inch is too big and if you use this then there is no need of MacBook, also the Mac mini doesn’t hit the spot. The 21.5 inch iMac is just sufficient for all your requirements. 27 inch iMac is much longer and has upgraded its game by implementing updated processors and Retina 4K display as an option.

    Now let us look at the details of 21.5-inch iMac:

    imac-gallery2-2015Initially Apple neglected to send a model which contains 4K display, but the more exciting thing is the entry level at £899 model and it is the cheapest iMac when compared to others. In this model there is no Fusion Drive, 4K display, no Magic Trackpad 2 in order to soften the blow. Instead of all these you will just get 21.5-inch Full HD display, 8GB of non-upgradeable RAM, a 1.6GHz Core i5 processor, a bog-standard 1TB hard disk, a Magic Mouse and a Magic Keyboard for just £899.

    In you need to increase the speed then spend £1,049 and get 2.8GHz processor which is beefier sounding and for £1,199 you will get even faster 3.1GHz Core i5 processor along with a Retina 4K display.

    In any of your iMac choice, there will be the presence of prehistoric 1TB and 5400 rpm HDD. But the hard disk is very slow. In fact after many years this is the first iMac that is sluggish straight out of the box. In the MacBook Pro the flash storage is probably spoilt, if £80 is spent, then an absolutely essential addition on the 1TB Fusion Drive upgrade can be gained. So it will be useful for you to add these additional things and make use of the advanced things, if you don’t use then you will regret for it.

    If the ludicrous speed is less then there are other options to increase speed alternatively. If you just spend £160 then you will get 256GB of super fast SSD storage. If this option is not comfortable with you then there are upgrades available by which you can move up to 512GB SSD or 2TB Fusion Drive, that are available only available on the top range of Retina 4K model that will cost £1,199.

    The other thing to be noticed that RAM of 21.5-inch iMac will be soldered on the motherboard and this can’t be upgraded in the future.


    In addition to its trio of recent vice notebooks, Origin computer excited a brand new “living space PC” known as the Omega. The corporate was coy concerning any actual specs or details, thus we’re forced to browse between the lines here, however the Omega appearance to be Origin’s version of a Steam Machine, and more.The Steam Machine adventure story is well-documented. Custom builders like Origin are still, when 2 years, waiting on Valve to push SteamOS out of beta and land up that involved controller in order that they will place the finishing touches on their individual suspected “steam machines”.

    Numerous builders gave up waiting early and free what I’ve taken to line of work Not-Steam Machine Steam Machines, which usually run Windows and a version of SteamOS, or at the worst, merely run Windows and build use of Steam’s “big picture” feature.

    Origin already proclaimed one thing on those lines last year with its Chronos systems, however Omega can be an additional evolved version of that.

    Identical in style to the Chronos Z, the Omega may be customised in four “standard” computer cases, and 2 HTPC cases: the Silverstone GD09 and GD05. The four commonplace cases embody the squat Corsair 250D; sleek Silverstone RVZ01; average-sized Corsair 350D; and trash bin-shaped Silverstone FT03.

    Opting for the one amongst the 2 HTPC cases suggests that your new rig can look additional like associate A/V receiver than a customary, upright tower and are available with four cushioned feet that keep the case from obtaining scraped.

    The Origin Omega sent to techradar for review came housed in a very Silverstone RVZ01 case. it isn’t the foremost upgradeable of the heap – if you are designing on modding the system down the road, the RVZ01 is not a decent case alternative – however the vertical grey slits that perforate the highest and bottom of the box are too appealing to resist.

    Should you build this a front room computer, i might instead encourage you to relinquish the GD09 and GD05 a more in-depth look. The GD09 supports multilateral SLI (Nvidia) and Crossfire (AMD), whereas the GD05 includes a pretty sweet, brushed aluminium face that ought to look smart on nearly any shelf close to your TV.

    Origin can even paint the outside of your chassis for around $300. Solid color choices embody red, white, pink and grey or, for a similar value, one amongst 3 bimetal colors: blue, inexperienced or yellow.

    Most chassis sport a CD/DVD/Blu-ray drive on the front, two USB 3.0 ports and phone and electro-acoustic transducer jacks. However, not all of the choices can keep company with associate optical drive, thus keep a watch out if that matters to you.

    Popping the system open is completed by breaking out a screwdriver and undoing 2 screws within the back of the case. Inside, you will find either a 120mm liquid-cooler or commonplace fan, reckoning on what proportion you opt to give for your new system.

    You will find the motherboard in associate accessible location for many of the cases listed higher than. However, aiming to the graphics card and different PCI-E slots typically will be|is|may be} slightly headache – often requiring you to get rid of additional screws and additional of the frame to alter things around.

  • Avoid 5 Mistakes While Buying Cloud Services

    Cloud the data storage technology where data is stored in the servers and there is no need of any storage devices to store the data in the Cloud. It has lot of advantages such as you can access your documents, pictures, videos and many more files can be downloaded on any device and any place. Here are some steps which make you secure and protect from making mistakes, follow them before buying of Cloud Service application. Let us discuss them briefly.

    Cloud storageSecurity:

    Don’t be sure that the Cloud provides right policies and resources to secure your data. Because there are many Cloud providers which don’t have right resources and policies to secure the data, so before purchasing Cloud service you should make confirm about it. See that the Cloud provider will provide multiple levels of security, active identity management and embassy-grade physical security for data center. And also see that your data should not mingle with any database of that company.


    You should not get trapped in such ecosystem in which you cannot add new and custom-built features easily in order to extend Cloud applications. Plain-vanilla functionality is adopted by most of the Cloud services. But some businesses prefer to have the fuse functionalities, as a service they need to look for a Cloud provider that has an open standard service. The chief research officers at consulting firm Ovum IT Tim Jennings states that “SaaS plus PaaS becomes strategically very important”.


    Be careful that your Cloud provider should not isolate you in another data silo and don’t let them to force you to use only one Cloud service. In the form of isolated business applications, small bites of cloud are taken out by some companies. So before purchasing the service you need to ask the provider that can they provide integration of data with third party tool and about the cost that is associated with these integrations. Also you need to ask them about the standards of maintenance.

    Upgrades and Modification:

    You should not give the authority to the provider to decide how and when you will get upgrades. Rajan Krishnan who is vice president of Oracle group of cloud applications development said that a ready access can be given by the Cloud to innovation at a pace that your customers demand, but without disrupting your business. Oracle service allows the users to pick when you want to accept an upgrade. Also Oracle is allowing the flexibility to plan about the upgrades when their business dictates.


    You should not allow your Cloud provider to involve you into applications that are written in a proprietary programming language. Along with that they should provide you all your required standards to keep your data secure.

  • Hands on: Way to create Windows 10 Bootable Flash Drive

    Are you sure about all the modern PCs came out with a built-in CD/ DVD writer? Perhaps, you may say no. Now, there are better options for handling files between two computers like USB flash drives. Installing a software using a USB flash drive is much easier than that of DVD installation. Here, you can see, how to create a Windows 10 bootable USB drive easily.

    Way to create a Windows 10 Bootable USB Drive

    By 2 different ways, you can create a bootable Windows 10 USB drive. You can use this USB drive to install Windows 10 on a compatible device. The first method is described below.

    Step 1: You have to use a USB drive of at least 4GB of size to make Windows 10 bootable drive. You have to download Windows 10 Media Creation tool from Microsoft’s site first. But don’t forget to download your respective version that you are running currently, IE either 32 or 64 bit.

    Step 2: When you launch the downloaded tool, you can see 2 options. From that, select “Create installation media for another PC” and click “Next”.

    Step 3: Specify your preferred language, Windows edition and architecture and click ”Next”.

    Step 4: From the 2 options, USB flash drive and ISO file, choose the first one; USB flash drive.

    Step 5: Next, you only have to select your USB drive. Windows 10 downloaded to your USB drive to make it bootable.

    There is also a manual method which you can follow using Command Prompt. Here, you have to use an .iso file for installation. If your Windows 10 media is in different format, you have to convert it to .iso file. Steps for creating bootable drive are described below.

    Step 1: Run Command Prompt as Administrator and type “diskpart” and agree to UAC prompt.

    Step 2: If you type “list disk”, you can locate your USB drive and select it.

    Step 3: You have to wipe the USB drive by entering “clean” command.

    Step 4: Now, just type create partition primary without quotes and click enter to create a new partition on the selected drive. After doing this, don’t forget to use “select partition 1”.

    Step 5: For activating the selected partition, type “active” and press enter.

    Step 6: Now, type “format fs=32” to format your USB drive for use.   

    Step 7: Type “assign” and enter to assign a new drive letter to your USB drive.

    Step 8: You can either extract the contents of the .iso file to created drive or can mount that file using your favorite mounting tool. If you prefer mounting, command prompt can do this.

    Step 9: Close diskpart and type “xcopy k:*.* /s/e/f i:” without quotes and press enter. Here, k is the drive letter of mounted .iso file while i is the drive letter of your USB drive. Process will now start.

    Step 10: All done. Type “exit” to get out of Command Prompt.




  • Customize Windows 8.1 Start Screens by Using Group Policy

    The Windows 8.1 Start Screen can be utilized as an important tool to all employees of respected organizations to be kept informed. One of the challenges faced by IT Professionals is the need to properly setup said Start Screen. This is to ensure employees gain immediate gratification in regards to the company dashboard like functionality a properly setup Start Screen can provide. Traditionally a Windows Server 2012 R2 Group Policy enforces the company wide Start Screen on behalf of the organization’s employees. However recently Power Shell was provided the ability via two cmd lets to export a customized Start screen and then import the configuration to the default user profile. This worked great for this client up until some point where it reverted to a very default Start Screen. It has the Desktop, PC, Control Panel, and other default tiles. This Step-By-Step will guide you through this process.

    Step 1: Defining and Exporting the Required Start Screen Layout

    • Setup the start screen on an existing Windows 8.1 machine as to the desired layout
    • Once the selected Start Screen has been customized and while still on the Start Screen type PowerShell
    • Highlight the searched app and press CTRL+SHIFT+ENTER on the keyboard to run PowerShell in elevated mode
    • Run the following command in the PowerShell console: export-start layout -as bin -path c: \customstartscreenlayout.bin –verbose

    Step 2: Importing the Customized Layout

    Once the Start screen customization file has been successfully created, the following PowerShell import cmdlet can be used to customize the default user profile on either on a live machine from an elevated PowerShell console, as part of a script to build a new machine, via a Microsoft Deployment Tool (MDT) task sequence or through System Center Configuration Manager (SCCM).

    Run the following command in an elevated PowerShell console: import-startlayout -layoutpath c:\customstartscreenlayout.bin -mountpath %systemdrive%\

    Note: If you are facing any difficulty in customizing Windows 8.1 then you can check it out on official website of Technet.

  • Know Basics about DiskPart Command Line

    Disk Part is a command line tool that is used to create or resize, view the disk partitions by using scripts or direct input from the command line. It can be sued to extend the existing partitions by using unallocated space shown in Disk Management.

    Important features of Disk Part utility

    • It supports the use of scripts to automate its usage.
    • It can be used to convert a basic disk into a dynamic disk or vice versa.
    • It doesn’t operate in a single-line mode; instead Disk Part commands are read from standard input / output (I/O).
    • Also facilitates explicit control of partitions and volumes.

    Important Points to Remember:

    • To run Disk part utility, you have to type “diskpart” at the command prompt and then press Enter.
    • Then user can run the command inside the Disk part environment.
    • After completion just type “exit” to leave the Disk part environment.

    Some of the commands that are associated with Disk Part utility:

    List Disks: It will list all the drives that are connected to the system, so that user can get complete details about the drives that are connected to the system.

    Select Disk Q: Select destination disk where image will be stored and Q represents the Disk number to be selected).

    Detail Disk: If the user is unsure of the disk selected, this command will give you more information about it.

    List Volume: To list the volume on your selected disk.

    Select Volume P: To select the volume where the image will be stored and P represents the Volume number to be selected.

    Delete partition: It deletes the partition on the basic disk.

    Clean: It removes any or all the partition or volume formatting from the disk.

    Exit: To exit Disk Part, keeps the command prompt open.

  • Basics About Keyboards and Key Assignment for Windows

    Some of the keys on the Mac keyboard are temporarily reassigned to a different function when you start in Windows on your Mac. After you install Windows, you need to install Windows support software which includes the Mac drivers and other support software required for Windows to understand the Extended Function keys on Apple keyboards. Although Apple doesn’t support the use of Windows keyboards, Microsoft provides a keyboard mapping article for attempting to use a Windows Keyboard in Mac OS X.

    The following are the primary key substitutions on the Windows keyboard, and their Macintosh equivalents.

    Windows                                Macintosh

    CONTROL                           COMMAND (for most shortcuts) or CONTROL

    ALT                                       OPTION

    Windows/Start                        COMMAND/Apple

    BACKSPACE                       DELETE

    DELETE                                DEL

    SHIFT                                   SHIFT

    ENTER                                  RETURN

    About character mapping in Windows for international keyboards:

    You can determine the key combinations used to access unique characters for the language and region your Apple keyboard is designed to support by following some steps.

    • Download, install, and open the Microsoft Keyboard Layout Creator. This will allows you to view any of the supported Apple-specific keyboard layouts that were installed in Windows.
    • Select File > Load Existing Keyboard
    • Choose the keyboard you want to see. Locate the country name in the keyboard list which is followed by “(Apple)”.
    • Follow the instructions provided with the application. You can print images of the keyboard in various states (such as when holding the Shift key).

    Note: To know more about keyboards and key assignment for Windows, you can check it out on official website of Apple Inc.