Math.Max/Min vs inline comparisons This test stemmed from my having to write a lot of code, and look at a lot of code, that was doing comparisons between 2-3 numbers finding the Max and Min between them and then performing… Continue Reading
Nintex Cloud – How to get values from People Picker control on Nintex Cloud Task Forms When using Nintex Cloud, a frequent issue that needs to be overcome is obtaining values from People Picker control on Nintex Cloud Task Forms.… Continue Reading
Nintex Cloud – how to show attachments on Cloud Task Forms When using Nintex Workflow Cloud (NWC) or Nintex Automation Cloud (NAC), a common issue that needs to be overcome is displaying attachments on NWC/NAC task forms. For example,… Continue Reading
Does How You Access Class Properties Make A Difference? One day I found myself writing methods for Forex Trading bots where numerous methods within the bot had to access framework classes with properties that were read only. I started… Continue Reading
Things I do to increase Windows drive performance Everyone knows how much I love to play with and micro-optimize codes when programming. But what little tricks do I do to help with Windows drive performance on my computers/laptops? …
Massive SQL Date Time Cheat Sheet Anyone who has been involved in SQL will undoubtedly tell you wargames they played when they had to manipulate date time data via SQL. Here are code snippets to multiple Date and Time… Continue Reading
Division Vs Multiplication Equivalent It’s a common belief in the world of programming that division is slower than multiplication. Not in order of magnitudes, but relatively. Granted, it depends on the underlying architecture, but generally speaking, a computer will be… Continue Reading
Does caching calculated loop indexes make a difference? Recently I was reviewing code to a real time financial application. Within a major for-loop construct, I came across the following subset of C# code:
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for (int index = 1; index < maxLoops; index++) { //Did some stuff _iSeries1[index] = _coeff1*MarketSeries.Close[index] + _coeff2*_iSeries1[index - 1]; _iSeries2[index] = _coeff1*_iSeries1[index] + _coeff2*_iSeries2[index - 1]; _iSeries3[index] = _coeff1*_iSeries2[index] + _coeff2*_iSeries3[index - 1]; _iSeries4[index] = _coeff1*_iSeries3[index] + _coeff2*_iSeries4[index - 1]; _iSeries5[index] = _coeff1*_iSeries4[index] + _coeff2*_iSeries5[index - 1]; _iSeries6[index] = _coeff1*_iSeries5[index] + _coeff2*_iSeries6[index - 1]; //Did more stuff in which objects and arrays were frequently accessed with [index - 1] } |
Look how many times [index… Continue Reading
Does Parameter Order Make A Difference? I remember reading once that frequently accessed method variables placed first within a method’s signature are accessed faster as they are allocated for available cpu registers. As I was refactoring C# code in… Continue Reading
Greater Than vs Less Than vs Equals in C# As a programmer, have you ever had a situation where there’s a variable that could be 1 of 2 or maybe 3 values? I came across code where there was a… Continue Reading