Skip to content
TFE Times

TFE Times

Business, Technology, and Culture

Click here
Brandeis University Master of Finance Leaderboard 728x90
Click here
Click here
MAFI_728x90
MAFI_728x90
NYU Tandon School of Engineering Leaderboard
RPI Leaderboard
University of California Irvine Leaderboard
University of California Irvine Leaderboard
  • Business
  • Culture
  • Technology
  • International Rankings
    • Bangladesh
    • Canada
    • Egypt
    • India
    • Nigeria
    • Pakistan
    • Philippines
    • United Kingdom
    • United States of America
  • Masters Rankings
    • Accounting
    • Business Analytics
    • Chiropractic
    • Computer Engineering
    • Computer Science
    • Economics
    • Education
    • Finance
    • Financial Economics
    • Financial Engineering
    • Law
    • Management
    • Marketing
    • MBA
    • Nursing
    • Social Work
  • Resources
    • C++
      • Beginner’s Guide to C++
      • An Introduction to the Imperative Part of C++
      • C++ Code
        • Sorts
        • Binary Search Trees
        • Strings
        • Binary Search
        • Math
        • Quant
        • Puzzles/Games
        • Language Concepts
        • Graphics
        • OS Operations
        • Graphs
      • C++ Full Course
      • C++ Crash Course
      • C++ Interview Questions
      • C++ Q/A
      • C++ Books
      • C++ Free Books
      • C++ Videos
    • C Questions
    • C Programming Tips
    • Java Questions
    • Quant Data Sources
    • Quant Questions

Category: C Questions

Obfuscated C Code Contest 2006. Please explain sykes2.c

Posted on September 1, 2017October 9, 2017 by TFE Times
Posted in C QuestionsTagged 2006, code, contest, explain, obfuscated, please, sykes2c
Obfuscated C Code Contest 2006. Please explain sykes2.c

How does this C program work? main(_){_^448&&main(-~_);putchar(--_%64?32|-~7[__TIME__-_/8%8][">'txiZ^(~z?"-48]>>";;;====~$::199"[_*2

Continue Reading

C Programming Tips

Posted on September 1, 2017April 2, 2018 by TFE Times
Posted in C QuestionsTagged c, Programming, TIPS
C Programming Tips

C is one of the most important and widely used of all programming languages. It is a powerful language that can be used not only to build general-purp

Continue Reading

Improve INSERT-per-second performance of SQLite?

Posted on September 1, 2017June 19, 2022 by TFE Times
Posted in C QuestionsTagged improve, insertpersecond, of, performance, sqlite
Improve INSERT-per-second performance of SQLite?

Optimizing SQLite is tricky. Bulk-insert performance of a C application can vary from 85 inserts-per-second to over 96 000 inserts-per-second! Back

Continue Reading

With C arrays, why is it the case that a[5] == 5[a]?

Posted on September 1, 2017October 9, 2017 by TFE Times
Posted in C QuestionsTagged 5a, a5, arrays, case, is, it, that, the, why, with
With C arrays, why is it the case that a[5] == 5[a]?

As Joel points out in Stack Overflow podcast #34, in C Programming Language (aka: K & R), there is mention of this property of arrays in C: a[5] =

Continue Reading

Best C Questions

Posted on September 1, 2017April 2, 2018 by TFE Times
Posted in C Questions, Q/ATagged best, c, questions
Best C Questions

[pt_view id="73f49b1b41"]

Continue Reading

Why doesn’t GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?

Posted on September 1, 2017October 9, 2017 by TFE Times
Posted in C QuestionsTagged aaaaaa, doesnt, gcc, optimize, to, why
Why doesn’t GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?

I am doing some numerical optimization on a scientific application. One thing I noticed is that GCC will optimize the call pow(a,2) by compiling it in

Continue Reading

What is “:-!!” in C code?

Posted on September 1, 2017October 9, 2017 by TFE Times
Posted in C QuestionsTagged code, in, is, what
What is “:-!!” in C code?

I bumped into this strange macro code in /usr/include/linux/kernel.h: /* Force a compilation error if condition is true, but also produce a resul

Continue Reading
Brandeis Business School
University of California Berkeley Master of Financial Engineering MFE Sideboard
output_8BgzjE
NYU Tandon School of Engineering Sideboard
Click here
University of California Irvine Leaderboard
  • AI Construction featured

    Why Hiring a Local Portland Plumber is Essential for Your Home Repairs

    October 8, 2025 by TFE Times
  • Crypto payment 101: a beginner’s guide for merchants

    October 8, 2025 by TFE Times
  • The Largest American University Endowments

    October 8, 2025May 25, 2025 by TFE Times
  • Traveling to Istanbul for a Hair Transplant: A Step-by-Step Guide for Patients

    October 7, 2025 by TFE Times
  • 1win: gamified bonuses & minimalist design for focused play

    October 7, 2025October 7, 2025 by TFE Times
  • 1win casino offers diverse games and a secure online gaming experience

    October 7, 2025 by TFE Times
  • The ROI of Relocation: How Moving Can Multiply Your Business Opportunities

    October 7, 2025 by TFE Times
  • Billion Dollar Companies By Country In 2025

    October 7, 2025May 25, 2025 by TFE Times
  • Are Competitors Spying on Your Business? How Private Detectives Uncover Online Espionage

    October 6, 2025 by TFE Times
  • Shadow Economy: Percentage By Country

    October 6, 2025May 25, 2025 by TFE Times

Copyright © TFE Times, LLC. All Rights Reserved.

Terms of Service | Privacy Policy | Disclaimer

WordPress Theme : Eight Paper by 8Degree Themes