Author Archives: Maris

How to execute JavaScript after inserting into element.innerHTML automatically

Posted on April 23, 2012 by Maris

Here is a scenario: you have some software/component that inserts partial HTML into page using JavaScript element.innerHTML function; you can insert any HTML tags including <script>; you can not call any JS function (software/component does not have such functionality), and … Continue reading →

Posted in Programming, Web | Tagged , , , | Leave a comment

Disappearing folder – bug in Windows 7

Posted on April 7, 2012 by Maris

In process of testing one of our automation software I hit interesting Windows 7 bug. First I found it in our software, and right away tested this scenario on Windows 7, and bug was there. The bug. Create folder on … Continue reading →

Posted in Computers, OS | Tagged , , , , , | Leave a comment

When Windows automatic update suddenly stops updating Windows automatically

Posted on March 16, 2012 by Maris

Recently we noticed that some of our test and dev servers were not updating automatically through Windows or Microsoft update. It was real pain to find why this happened. There are numerous threads in the Internet about failed Windows update, … Continue reading →

Posted in OS | Tagged , , , | Leave a comment

Strange MAC addresses in your network (00:0D:3A:D7:F1:40 – 00:0D:3A:FF:FF:FF)

Posted on March 14, 2012 by Maris

Today I noticed many strange MAC addresses in our LAN. The addresses looked very similar – only few bits were changing. Sometime this happens, when Ethernet cable is damaged or due to network card malfunction. Here are some sample MAC … Continue reading →

Posted in Computers, OS | Tagged , , | Leave a comment

Watch window shows ‘CXX0058: Error: overloaded operator not found’

Posted on February 26, 2012 by Maris

If you add a Watch for std::vector using array subscript operator, like, myVector[5], then Visual Studio 2010 instead of showing value, will show the error: ‘CXX0058: Error: overloaded operator not found’. However when you cover std::vector with mouse, the tooltip … Continue reading →

Posted in Programming | Tagged , , | Leave a comment

RegCopyTree fails with Access denied error (5) on Windows 7

Posted on February 3, 2012 by Maris

MSDN documentation for RegCopyTree states that ‘The calling process must have KEY_CREATE_SUB_KEY access to the destination key’, however call fails on some keys with Access denied error (5) on Windows 7 Ultimate 64-bit. Changing desired access rights to KEY_ALL_ACCESS solves … Continue reading →

Posted in OS, Programming | Tagged , , , | Leave a comment

On production machine: AjaxControlToolkit requires ASP.NET Ajax 4.0 scripts.

Posted on December 24, 2011 by Maris

I was helping my colleagues to debug one weird bug on ASP.NET 4.0 website. Everything worked well on developer’s machine, but after publishing to IIS 7.5 Windows 2008 R2 Webserver, we always got site partially working. Everything worked, except AJAX … Continue reading →

Posted in Computers, Programming, Web | Tagged , , , , , | Leave a comment

C++ now allows to forward declare enum(s)

Posted on December 5, 2011 by Maris

Thanks to recently approved standard (C++11 / C++0x), it is possible to forward declare enums. It was possible with classes for the long time, for example, “class MyClass;” in C++ [forward] declares class without providing underlying details. For enums it … Continue reading →

Posted in Computers, Programming | Tagged , | Leave a comment

.NET text box blank/empty/invisible/hidden when text reaches certain length

Posted on December 2, 2011 by Maris

It seems, that .NET 2.0 have bug when text box (TextBox control) appears blank / empty / invisible / hidden — not showing text when text length reaches certain size. My quick tests shows, that the length of the text … Continue reading →

Posted in Computers, Programming | Tagged , , , | Leave a comment

Static code analysis for C++ for free and for Pro

Posted on November 25, 2011 by Maris

Up and until Visual Studio 2010 Microsoft decided that Code Analysis tool was available only for Visual Studio Premium and Ultimate editions. I have Visual Studio 2010 Pro w/MSDN subscriptions (actually 2 of them), but can not use Code Analysis … Continue reading →

Posted in Computers, Programming | Tagged , , | Leave a comment