Category Archives: Tips & Tricks

Python Tkinter/TK Library for Quick User Interfaces

Posted on February 8, 2023 by Humair

Quite a while back, I used to use Tkinter/TK library quite often. Here’s a blog I wrote back in 2012 showcasing a XenServer client that connects to a Citrix XenServer or XenServer pool; the client can also perform management tasks … Continue reading →

Posted in Programming Languages, Python, Technology, Tips & Tricks, Utilities | Tagged Python, Python 3, python library, python ui, python user interface, tk, Tk library, Tkinter, Tkinter GUI library, Tkinter library, Tkinter/TK, UI, user interface | Leave a comment

asdf for Managing Multiple Tool Runtime Versions

Posted on February 8, 2023 by Humair

If you read my prior blog posts, Managing Multiple Python Versions and Packages and Managing Multiple Python Installs and Packages with Pyenv and Pipenv, you’re aware of how I prior used Pyenv and Pipenv to install, manage, and use multiple … Continue reading →

Posted in Development Tools, Mac, Mac OS Ventura, Mac OS X Big Sur, Mac OS X Catalina, Mac OS X Mavericks, Mac OS X Mojave, Mac OS X Monterey, Mac OS X Yosemite, Operating Systems, Programming Languages, Python, Technology, Tips & Tricks, Utilities | Tagged asdf Development Tools, MAC, Mac OS Ventura, Mac OS X Big Sur, Mac OS X Catalina, Mac OS X Mavericks, Mac OS X Mojave, Mac OS X Monterey, Mac OS X Yosemite, Operating Systems, Programming Languages, Python, runtime, runtimes, Technology, Tips & Tricks | Leave a comment

Managing Multiple Python Installs and Packages with Pyenv and Pipenv

Posted on January 29, 2023 by Humair

I wrote a blog last year titled “Managing Multiple Python Versions and Packages.” In that blog post, I discussed how you can easily deploy and manage multiple python versions and packages without running into issues later on. Here I go … Continue reading →

Posted in Development Tools, Mac, Mac OS Ventura, Mac OS X Big Sur, Mac OS X Catalina, Mac OS X Mavericks, Mac OS X Mojave, Mac OS X Monterey, Mac OS X Yosemite, Operating Systems, Programming Languages, Python, Technology, Tips & Tricks | Tagged Apple, homebrew, MAC, package, pip, pip3, pipenv, pyenv, Python, Python 2, Python 3, python package, python version, virtual, virtual environment | 2 Comments

Managing Multiple Python Versions and Packages

Posted on February 14, 2022 by Humair

After spending a solid afternoon researching and working on deploying multiple Python versions and packages, I realized how much confusion and lack of authoritative posts exist on this subject. There are lots of opinions and suggestions out there which may … Continue reading →

Posted in Development Tools, Mac, Mac OS X Big Sur, Mac OS X Catalina, Mac OS X Mavericks, Mac OS X Mojave, Mac OS X Monterey, Mac OS X Yosemite, Operating Systems, Python, Technology, Tips & Tricks | Tagged Apple, homebrew, MAC, package, pip, pip3, pipenv, pyenv, Python, Python 2, Python 3, python package, python version, virtual, virtual environment | 4 Comments

Security, Art of Hacking, & the Worst 2014 Security Breaches

Posted on March 1, 2015 by Humair

Security is hot; no doubt about it. Consider the fact that between 2011 and 2013, venture investors put nearly $3 billion into cyber security companies, resulting in new funding for some 300 firms (Source: Thomson Reuters). Worldwide security software revenue … Continue reading →

Posted in Business, Hacks, Labs, Linux, Network Architecture, Network Security, Networking, Operating Systems, Programming Languages, Python, Red Hat Linux Enterprise, Security, Technology, Technology, Tips, Tips & Tricks, Windows | Tagged backdoor, backdoor access, backdoor script, brute-force, cyber security, data breach, DOS, employee negligence, Experion, firewall, firewall misconfiguration, Gartner, Global Cybersecurity Spending, Goodwill industries, Goodwill Industries data breach, Goodwill industries security breach, hacked Linux, hacked pc, hacked target, hacker, hacking, Home Depot, Home Depot data breach, Home Depot security breach, host scanning, JP Morgan, JP Morgan data breach, JP Morgan security breach, linux, malicious code, malware, malware detection software, malware software, malware software detection, Michael Bruemmer, Michaels Data Breach, Michaels security breach, micro-segmentation, microsegmentation, negligence, Neiman Marcus data breach, Neiman Marcus security breach, network security, novice hackers, packet injection, perl, Point-of-sale, Point-of-sale system, Point-of-sale systems, Point-of-sales system, Point-of-sales systems, Ponemon Institute, POS, POS systems, proxy server, Python, Python client, Python hacking, Python hacks, Python server, RedHat, RedHat Linux, RedHat Linux Enterprise, security, security breach, security exploitation, security infrastructure, security perimeter, security software, sensitive information, social engineering, Sony, Sony data breach, Sony security breach, sophisticated hackers, spyware, spyware detection software, spyware software detection, SQL injection, Target, Target data breach, Target security breach, traffic sniffing, trojan, unpatched Windows, unpatched Windows flaw, vi, Visa, windows, Windows flaw | Leave a comment

Writing Useful Batch Scripts for Windows

Posted on February 2, 2014 by Humair

An often overlooked utility in Windows is the use of batch scripts.A batch script is nothing but a text file with the ‘.bat’ extension containing a series of commands to be executed by the Windows command interpreter. Along with calling … Continue reading →

Posted in Batch File Scripting, Programming Languages, Technology, Tips & Tricks | Tagged .bat, .cmd, automate, automation, batch file, batch script, batch script file, cmd.exe, command interpreter, COMMAND.COM, echo, interpreter, MS-DOS, pause, Windows 7, Windows 7 batch, Windows 7 batch script, Windows batch file, Windows batch script, Windows batch script file, Windows command interpreter, Windows NT | Leave a comment

Python – Implementing Caching in Your Applications via Dictionaries

Posted on April 6, 2012 by Humair

In this blog I demonstrate how you can implement and take advantage of caching in your Python scripts/applications. Caching allows you to complete tasks more rapidly by storing and reusing results for repeated operations using the same criteria. For example, … Continue reading →

Posted in Chemistry, Programming Languages, Python, Science, Technology, Tips & Tricks | Tagged amu, atomic mass, atomic mass unit, atomic masses, cache, caching, caching scheme, chemistry, compound, dictionaries, dictionary, dictionary cache, element, formula mass, h2o, mass, molecular mass, molecule, Python, python dictionary, python dictionary cache, water | Leave a comment