java

Fri
28
Jun
Dennis Faas's picture

Explained: Can I Remove Java Updates? Is it Safe? How?

Infopackets Reader Gloria D. writes: " Dear Dennis, The other day I went to uninstall a program on my Windows 10 PC using Control Panel -> Programs and Features, and noticed there were about 20 or more Java updates installed on my system. I ... regularly receive messages from the Windows 10 Action Center that there is a new Java update available and that I need to download it due to security updates, which I always do. Therefore, I have four questions: is it safe to remove old Java updates? If so, which Java updates can I uninstall? Can I remove older Java versions? Is the latest Java ... (view more)

Mon
23
Jan
Dennis Faas's picture

How to Fix: Java 'Expired or not-yet-valid Certificate' Error

Infopackets Reader Tom G. writes: " Dear Dennis, I recently had to reinstall Windows, which also required reinstalling all my programs. Ever since then, whenever I try to access my work's website (which uses a Java applet), I receive an error ... message that says: 'Your security settings have blocked an application with an expired or not-yet-valid certificate from running.' I cannot proceed past that, and am therefore unable to access the website. The Java applet worked fine before I reinstalled Windows, so how can I get past this error? " My response: I had a sneaking suspicion that the website ... (view more)

Mon
01
Feb
Dennis Faas's picture

How to Fix: Script Errors in Firefox, IE, Chrome

Infopackets Reader 'dbrumley' writes: " Dear Dennis, I've had a problem lately with Firefox when visiting Amazon's website. I get a pop-up window saying a 'script on this page is either busy or not responding'. There are 3 buttons that say Stop ... script, Ignore error, and Debug script, along with an option that says 'Don't ask again'. I've tried using the 'Stop script' button, which closes the window, but the browser slows down and the window re-appears. The 'Ignore error' button does the same thing. The 'Debug script' button opens a window with what looks like HTML, but I can't make heads or ... (view more)

Fri
11
May
Dennis Faas's picture

Google Demands Mistrial in Java Copyright Case

A San Francisco jury has decided that Google did copy Java code when creating its Android system. However, the jury said it couldn't decide if this copying was 'fair use' or not, leading Google to demand a mistrial. The complex case involves Java, a ... computer language used in creating applications that can run on many platforms. The rights to the language currently belong to the software firm Oracle. Google stood accused of directly copying code from Java and using it when creating Android, its operating system for mobile devices like smartphones and tablet computers. Oracle launched a lawsuit ... (view more)

Mon
12
Apr
Dennis Faas's picture

Major Flaw Exposes Windows Users to Java Vulnerability

Less than two weeks after Microsoft patched a significant zero-day flaw in its Internet Explorer web browser, it's come to light that a Java vulnerability in the software company's Windows operating system (OS) could compromise PCs if they visit a ... particular web page infected with malicious code. Thus far, two researchers working for different security companies have reported on the matter. Late last week, Tavis Ormandy, an engineer for Google, covered the issue in the Full Discloser email list while Ruben Satamarta, an engineer at Wintercore, discussed the issue on his company's web site. ... (view more)

Mon
27
Apr
Dennis Faas's picture

Virtual Machines and x86 Virtualization

In computer science, a virtual machine (VM) is a software implementation of a machine (computer) that executes programs like a real machine. System Virtual Machine vs Process Virtual Machine A virtual machine was originally defined by Popek and ... Goldberg as "an efficient, isolated duplicate of a real machine". Current use includes virtual machines which have no direct correspondence to any real hardware. Virtual machines are separated into two major categories, based on their use and degree of correspondence to any real machine: a System Virtual Machine and a Process Virtual Machine. A system ... (view more)

Thu
28
Oct
Dennis Faas's picture

Copy and Paste Java

Infopackets Reader 'Annie' writes: " Dear Dennis, I'd like to know how to copy and paste something into HTML but don't know how to do it. I am trying to save an animated 'Java' clock I saw on a web site into another HTML document, but I just can't ... seem to get it to go. Can you please help me? I don't really know a lot about computer languages. Thanks. " My response: It sounds like you're trying to copy and paste Java code through the browser; regrettably, it's not as simple as this, as Java is a transparent feature of the web browser. If you want to copy and paste Java that is ... (view more)

Wed
11
Feb
Dennis Faas's picture

Javascript won't run on my computer?

Infopackets Reader Ed M. asks, " I seem to have lost Java script support for my computer. Could you please advise me how to re-install it?" My Response: The first thing you should do is check to see if Java has been accidentally disabled on your ... machine (Solution #1). If you have recently upgraded to Windows XP and have not visited the Windows Update website to update your system, skip to Solution #2. Solution #1: Check to see if Java has been Disabled If you use Internet Explorer 6, you can check to see if Java has been disabled by scrolling through your Internet Options. Load ... (view more)

Tue
28
Oct
Dennis Faas's picture

Java Wont Run on My Windows XP?

Infopackets Reader Pam S. writes: " Dear Dennis, I love your newsletter and it has helped me very much! One problem I've been having with my computer is the inability to run Java Scripts over the web. When my computer tries to initiate Java, a ... Window appears and tells me that it is missing shortcuts and cannot continue to run. I was told by a friend that I will have to reformat and possibly change operating systems ... I found that Windows 2000 was too difficult to use, so at this point, I reformatted and installed Windows XP Pro. Will I have to reformat again? " My response: As I ... (view more)

Tue
24
Sep
Dennis Faas's picture

'Spy Detect' software -- is it a scam?

Infopackets Reader Bob T. write s: " Dear Dennis, First of all, thanks for all the great info. I have a security question for windows. With all the security I have, such as a firewall, and virus protection, I thought I was pretty safe when online. ... However, the other day I stumbled upon a web site that had the contents of my hard drive revealed to me through a link. The software is called Spy Detect . This is from a security firm that is selling software to stop this sort of thing from happening. I would like to know -- is my computer at risk? " My Response: This is a scam that preys ... (view more)

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