Category Archives: Programming

How to execute JavaScript after inserting into element.innerHTML automatically

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

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

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

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

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

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

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

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

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

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

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

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

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

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COM, BSTR or _bstr_t is leaking memory

COM, BSTR or _bstr_t is leaking memory. That was my first thought when I saw increasing number in Task Manager under memory colon for the process I am developing. Searching Google for quick answer I found famous Microsoft employee and … Continue reading

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2011 links no. 3

Interview With Sacha Barber in The Code Project. The ABA problem occurs during synchronization, when a location is read twice, has the same value for both reads, and “value is the same” is used to indicate “nothing has changed”. However, … Continue reading

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CreateProcessAsUser fails on Windows XP with System error 233

Today I fixed one bug that was very hard to reproduce. Many hours were spent to figure out what combination caused it: It happens only on Windows XP (not on Vista, Server 2003, 2008, Win 7); It does not happens … Continue reading

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