Paul J. Lucas

C++ Jedi Master

San Francisco Bay Area Joined on Jan 21, 2017 paul@lucasmail.org https://www.linkedin.com/in/pauljaylucas/

Education

M.S., University of Illinois at Urbana-Champaign

Work

Retired Principal Software Engineer

Pinned

Paul J. Lucas

Jun 28 '23

Undefined Behavior in C and C++

#c #cpp

8 min read

Paul J. Lucas

Jun 25 '22

Go-tcha: Shallow Polymorphism

#go #pitfall

5 min read

Paul J. Lucas

Jun 20 '22

The Curious Case of the Disappearing “if”

#c #cpp #debugging

6 min read

Paul J. Lucas

Jan 14 '22

Obscure C99 Array Features

8 min read

Paul J. Lucas

May 28 '18

Go-tcha: When nil != nil

#go #pitfall

7 min read

Paul J. Lucas

Sep 13

Choosing an Appropriate Integer Type in C and C++

#c #cpp

3 min read

Want to connect with Paul J. Lucas?

Create an account to connect with Paul J. Lucas. You can also sign in below to proceed if you already have an account.

Create Account

Already have an account? Sign in

Paul J. Lucas

Sep 10

The Obscure “restrict” Keyword in C

4 min read

Paul J. Lucas

Sep 9

Inline Functions in C and C++

#c #cpp

5 min read

Paul J. Lucas

Sep 5

Switch Statement Oddities

#c #cpp

5 min read

Paul J. Lucas

Aug 31

Proper Header File Etiquette

#c #cpp

7 min read

Paul J. Lucas

Aug 18

C++ Interview Questions

#cpp #interview

7 min read

Paul J. Lucas

Aug 15

C Interview Questions

#c #cpp #interview

4 min read

Paul J. Lucas

Aug 8

A Generic SWAP() Macro in C

3 min read

Paul J. Lucas

Aug 1

Waiting for... a Debugger

#c #cpp #debugging

3 min read

Paul J. Lucas

Jul 26

Everything You Ever Wanted to Know about Sundials

#astronomy #c #sundial #trigonometry

17 min read

Paul J. Lucas

Jul 10

Casting to the Same-Sized Unsigned Type

3 min read

Paul J. Lucas

May 7

Variadic Functions in C++

#cpp

6 min read

Paul J. Lucas

Apr 27

Variadic Functions in C

6 min read

Paul J. Lucas

Apr 9

Custom C++ Stream Manipulators

#cpp

4 min read

Paul J. Lucas

Mar 13

Declaring Multiple Variables in a “for” Loop Initialization Clause

#c #cpp

3 min read

Paul J. Lucas

Feb 11

DIY Home Security Camera System

#homesecurity #security #diy

111

8 min read

Paul J. Lucas

Feb 9

Compound Literals in C

5 min read

Paul J. Lucas

Feb 6

Software Career Advice

#career #programming #software #advice

134

6 min read

Paul J. Lucas

Feb 4

Unions & std::variant in C++

#cpp

9 min read

Paul J. Lucas

Feb 1

Career Retrospective

#programming #career #retrospective #retirement

102

15 min read

Paul J. Lucas

Jan 30

C Const Conundrum

5 min read

Paul J. Lucas

Jan 28

Using assert() for Less Buggy Code

#c #cpp

7 min read

Paul J. Lucas

Jan 23

typeof in C23

3 min read

Paul J. Lucas

Jan 18

auto in C23

6 min read

Paul J. Lucas

Jan 16

_Generic in C

14 min read

Paul J. Lucas

Jan 13

Unions in C

7 min read

Paul J. Lucas

Jan 5

An Updated Cdecl — with Macro Expansion

#c #cpp

3 min read

Paul J. Lucas

Jan 2

Handy C/C++ Preprocessor Macros

#c #cpp

6 min read

Paul J. Lucas

Dec 31 '23

C/C++ Preprocessor Macros

#c #cpp

12 min read

Paul J. Lucas

Oct 22 '23

Enumerations in C++

#cpp

4 min read

Paul J. Lucas

Oct 19 '23

setjmp(), longjmp(), and Exception Handling in C

10 min read

Paul J. Lucas

Oct 17 '23

Enumerations in C

10 min read

Paul J. Lucas

Aug 30 '23

C++ Const Conundrum

#cpp

8 min read

Paul J. Lucas

Jul 20 '23

Dynamically Allocating 2D Arrays in C++

#cpp

4 min read

Paul J. Lucas

Jul 13 '23

Advanced Thread Safety in C++

#cpp

19 min read

Paul J. Lucas

Jul 4 '23

Singletons in C++

#cpp

10 min read

Paul J. Lucas

Jun 26 '23

C++ References

#cpp

12 min read

Paul J. Lucas

Jun 17 '23

Dynamically Allocating 2D Arrays Efficiently (and Correctly!) in C

6 min read

Paul J. Lucas

May 24 '23

Implementing “finally” in C++

#cpp

4 min read

Paul J. Lucas

May 9 '23

Good CLI Design & Implementation

#c #cpp

11 min read

Paul J. Lucas

Apr 27 '23

Musings on C & C++ Declarations

#c #cpp

7 min read

Paul J. Lucas

Apr 5 '23

Bit Constant Macros in C

#c #cpp

1 min read

Paul J. Lucas

Oct 16 '22

C++ New Style Casts in C (sort of)

5 min read

Paul J. Lucas

Sep 25 '22

Bit Testing Functions in C

#c #cpp

2 min read

Paul J. Lucas

Dec 12 '21

Why many Unix structs have Prefixes

#c #unix

2 min read

Paul J. Lucas

Dec 8 '21

Function Types in C (and C++)

#c #cpp

1 min read

Paul J. Lucas

Sep 9 '21

What “volatile” does in C (and C++)

#c #cpp

4 min read

Paul J. Lucas

Nov 2 '20

LLDB Custom Data Formatters for C in Python

#lldb #c #python #debugging

4 min read

Paul J. Lucas

Aug 31 '18

Detecting Deletion

#callbacks #cpp #destructors

3 min read

Paul J. Lucas

Aug 5 '18

Go-tcha: When assigning via pointer changes your type

#go #pitfall

5 min read

Paul J. Lucas

May 2 '17

Getting the Terminal Width in C

#c #terminal #tty #unix

3 min read

Paul J. Lucas

Apr 23 '17

The All-New Cdecl 3.0

#c #cpp

6 min read