Walker News

Better Way To Hardcode Password In Program Source Code

© Walker 17 Mar 2014 00:00
Instead of simply using string literal to hardcode SMTP password in the mailsend source code, I use string array to store the credential character by character.

How To Compile Mailsend For Windows 8 With OpenSSL Static Library?

© Walker 15 Mar 2014 18:27
It’s easy to compile mailsend for Raspberry Pi/Raspbian, but it took me few days to figure out how to make a static build of mailsend.exe for Windows platform, from modified source code that hardcodes the SMTP credential and recipients.

Customize Mailsend To Secure SMTP Login And Prevent Spam

© Walker 10 Mar 2014 23:36
Mailsend is an open-source, console-based SMTP client which is great for sending authenticated email (via Microsoft Exchange or Gmail, for example) at command-line interface (CLI), shell script, scheduler, etc.

Compile Mailsend the Command-line SMTP client For Raspberry Pi

© Walker 10 Mar 2014 16:57
For people who want to automate Linux shell script or Windows batch file to send authenticated email (not via SMTP relay method), you’ll love this open-source, command-line SMTP email client.

Free Services For Converting Text Into ASCII Art

© Walker 17 Feb 2014 00:12
There is a Linux program called banner that generates ASCII art from any text feeding to it.

Build A C Program That Writes Output To File

© Walker 16 Feb 2014 22:47
Just realize that the system() function is not highly portable, so it is not ideal for writing info to file for debugging or logging purpose (like what I’ve done when debugging the DB2 external scalar function).

How To Execute Operating System Command In C Program?

© Walker 16 Feb 2014 19:19
The stdlib.h header file contains definition of system() function, which you can use to run a system command from within program written in C Language.


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