Events

Here's the semi-annual Chicago sunrise chart. (You can get one for your own location at http://www.wx-now.com/Sunrise/SunriseChart.aspx.) Date Significance Sunrise Sunset Daylight 2020 4 Jan Latest sunrise until Oct 29th 07:19 16:33 9:13 28 Jan 5pm sunset 07:08 17:01 9:52 5 Feb 7am sunrise 07:00 17:11 10:10 20 Feb 5:30pm sunset 06:40 17:30 10:49 27 Feb 6:30am sunrise 06:30 17:39 11:08 7 Mar Earliest sunrise until Apr 12th Earliest sunset until Oct 29th 06:15 17:49 11:33 8 Mar Daylight saving time begins...

On July 27th I began a series on common logical fallacies. Each entry provides a brief description and a couple of examples. Here are all the posts: Fallacies of irrelevant conclusion Argument to the person, 27 July 2019. Argument to popularity, 27 July 2019. Argument to ignorance, 28 July 2019. Argument to pity, 28 July 2019. Argument to awe, 2 August 2019. Argument to force, 2 August 2019. Red herring, 4 August 2019. Material fallacies Argument by accident (overgeneralizing), 5 August 2019. Converse...

Here's the semi-annual Chicago sunrise chart. (You can get one for your own location at http://www.wx-now.com/Sunrise/SunriseChart.aspx.) Date Significance Sunrise Sunset Daylight 4 Jul 8:30pm sunset 05:21 20:30 15:08 16 Jul 5:30am sunrise 05:30 20:24 14:54 9 Aug 8pm sunset 05:53 20:00 14:07 16 Aug 6am sunrise 06:00 19:50 13:50 29 Aug 7:30pm sunset 06:14 19:30 13:16 14 Sep 6:30am sunrise 06:30 19:02 12:32 16 Sep 7pm sunset 06:32 18:59 12:27 23 Sep Equinox, 02:50 CDT 06:39 18:47 12:07 26 Sep 12-hour day...

I'm David Braverman, this is my blog, and Parker is my 13-year-old mutt. I last updated this About... page in May 2017, and a couple have things have changed. So here's the update. The Daily Parker is about: Parker, my dog, whom I adopted on 1 September 2006. Politics. I'm a moderate-lefty by international standards, which makes me a radical left-winger in today's United States. The weather. I've operated a weather website for more than 16 years. That site deals with raw data and objective observations....

Here is the list of topics I wrote about for the 2019 Blogging A-to-Z challenge on the topic of music theory: A is for A (April 1) B is for Bass (April 2) C is for Clef (April 3) D is for Deceptive Cadence (April 4) E is for "Ethnic" Sixth Chord (April 5) F is for Fugue (April 6) G is for Gregorian Chant (April 8) H is for Harmony (April 9) I is for Interval (April 10) J is for Jazz (April 11) K is for Key (April 12) L is for Legato (April 13) M is for Modes (April 15) N is for Notation (April 16) O is...

Here's the semi-annual Chicago sunrise chart. (You can get one for your own location at http://www.wx-now.com/Sunrise/SunriseChart.aspx.) Date Significance Sunrise Sunset Daylight 2019 3 Jan Latest sunrise until Oct 29th 07:19 16:32 9:13 27 Jan 5pm sunset 07:08 17:00 9:51 5 Feb 7am sunrise 07:00 17:11 10:11 20 Feb 5:30pm sunset 06:40 17:30 10:50 27 Feb 6:30am sunrise 06:30 17:39 11:09 9 Mar Earliest sunrise until Apr 14th Earliest sunset until Oct 29th 06:13 17:51 11:37 10 Mar Daylight saving time...

Here's the semi-annual Chicago sunrise chart. (You can get one for your own location at http://www.wx-now.com/Sunrise/SunriseChart.aspx.) Date Significance Sunrise Sunset Daylight 2018 3 Jul 8:30pm sunset 05:21 20:30 15:09 16 Jul 5:30am sunrise 05:30 20:24 14:54 9 Aug 8pm sunset 05:53 20:00 14:06 16 Aug 6am sunrise 06:00 19:50 13:49 29 Aug 7:30pm sunset 06:14 19:30 13:16 14 Sep 6:30am sunrise 06:30 19:02 12:32 16 Sep 7pm sunset 06:32 18:59 12:26 22 Sep Equinox, 21:54 CDT 06:39 18:48 12:09 25 Sep 12-hour...

Here's the complete list of topics in the Daily Parker's 2018 Blogging A-to-Z challenge on the theme "Programming in C#": A is for Assembly (April 1) B is for BASIC (April 2) C is for Common Language Runtime (April 3) D is for Database (April 4) E is for Encapsulation (April 5) F is for F# (April 6) G is for Generics (April 7) H is for Human Factors (April 9) I is for Interface (April 10) J is for JetBrains (April 11) K is for Key-Value Pairs (April 12) L is for LINQ (April 13) M is for Method (April...

Here's the complete list of topics in the Daily Parker's 2018 Blogging A-to-Z challenge on the theme "Programming in C#": A is for Assembly (April 1) B is for BASIC (April 2) C is for Common Language Runtime (April 3) D is for Database (April 4) E is for Encapsulation (April 5) F is for F# (April 6) G is for Generics (April 7) H is for Human Factors (April 9) I is for Interface (April 10) J is for JetBrains (April 11) K is for Key-Value Pairs (April 12) L is for LINQ (April 13) M is for Method (April...

Today is the last day of the 2018 Blogging A-to-Z challenge. Today's topic: Nothing. Zero. Nada. Zilch. Null. The concept of "zero" only made it into Western mathematics just a few centuries ago, and still has yet to make it into many developers' brains. The problem arises in particular when dealing with arrays, and unexpected nulls. In C#, arrays are zero-based. An array's first element appears at position 0: var things = new[] { 1, 2, 3, 4, 5 }; Console.WriteLine(things[1]); // -> 2 This causes no end...