Datasheets for items I have used in projects for quick reference. Clock Generators Si5351 – I2C, three-channel programmable source generator. Default address is 0x60. Displays SSD1306 – 128 x 64 Dot Matrix OLED/PLED Segment/Common Driver with Controller Note: Displays with this controller are frequently paired with 3.3V regulator (Package marking: 662K, SOT-23, Vin(max) 8V, 300mA) to allow 5V… Read More »
As the website says – WorldTimeAPI is a simple web service which returns the current local time for a given timezone as either plain-text or JSON. This is a great site to get the current time/date in order to keep your IoT clock accurate. It is not intended to be used for commercial applications. The API can go… Read More »
Back in the old days (?) of .NET 4.8, assembly version numbers were located in the AssemblyInfo.cs file. Now in .NET 6.0 (and beyond), the Assembly.Info.cs file does not exist. Now you change the version by editing the project (*.cs) file. Edit the Project File Double click the project file and the contents are now immediately visible. (No… Read More »
I like to write documents that incorporate a little bit of fun. To do this, I will add occasional sections with whimsical images – sort of like “Dummies Guide to” style. In my Word or PDF documents, I attribute by creating a Credits section at the front of the document with the images I used in a line:
Here are some different ways to handle money formatting in C#. Results:
If you have a non-trivial JSON object, it can be time consuming to create classes the can be used for serialization/deserialization. This web site can help you out no matter what type of language you want to work with. Procedure The resulting classes are regenerated automatically if you modify any settings or change the JSON file. Copy the… Read More »
Maybe it’s just me, but I frequently PR my git branch to dev then forget that the git squash removed my old branch and the code I have been working on since the PR needs a new branch. Fortunately, it is easy to create a new branch and move your work to a legitimate branch. Obviously this is… Read More »
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Windows Communication Foundation (WCF) uses a Windows service called the Net.TCP Port Sharing Service to facilitate the sharing of TCP ports across multiple processes. This service is installed as part of WCF, but the service is not enabled by default as a security precaution and so must be manually enabled prior to first use. To enable the service,… Read More »
Microsoft Windows security uses SIDs for authentication. This number uniquely identifies accounts on a local computer. The account name can be changed, but the SID remains the same. When a computer joins a domain, the domain controller assigns it a Domain SID for authentication purposes. Determine the Current User’s SID Open a (DOS or PowerShell) command prompt and… Read More »
PowerShell defines short forms forms for the long hyphen separated commands it provides. You can see the current aliases for you system by entering: Below is the result for a typical system. I am only providing the “Name” column. Also, I massaged the output so the columns would line up and be easier to read.