Optimized ABS function in Assembly
In mathematics, the absolute function is defined as: This function is simple, and quite in popular usages. The absolute value is considered as one of the fundamental operations in …
Category: tricks
Trick: Count the Number of API in COM
March 24, 2013
beginner, delphi, programming languages, tools / utilities, tricks, windows
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Delphi is a handy tool to develop the COM (Component Object Model) DLL. A *_TLB.pas will be generated by the compiler automatically from the *.tlb (Type Library File) which …
Compute e Again
The math constant e can be computed using the following series (also see this, this and this post): i.e. If we combine every two iterations, we will get something like, If …
Make Sure Run Script under 32-bit cscript.exe or wscript.exe when 32-bit COM object is required.
February 13, 2013
exception handling, implementation, javascript, programming languages, tricks, vbscript, windows, windows scripting host
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On 64-bit Windows, we have two different sets of Window Scripting Host (WSH), 32-bit or 64-bit. The defaults are located at C:\Windows\System32, where cscript.exe or wscript.exe (with GUI, e.g. …
Silent Failure of Javascript
Javascript is the world’s most used programming language nowadays. Your Javascript application can attract billions of audiences and there is no other programming language can achieve a similar scale. …