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Geoffrey Ziskovin

Geoffrey Ziskovin

Geoffrey Ziskovin is an American Software Developer and Author with an experience of over 30 years. He started his career with Haskell and has interviewed over 700 candidates for Fortune 500 companies

Florida, United States •
63 posts •
Software Engineering

Differences between VPN and Web Proxy

Most Applications on the Web rely on identifying their users for various factors including advertisements while other applications give content access to users only from a specific location. VPN and Web Proxy are popular tools that end-users use to address these issues by hiding their real identity.

Aditya Chatterjee Aditya Chatterjee
Python

53 Intermediate Python Projects

In this article, we have listed 53 Intermediate Python Projects which you should work on to gain a strong hold in implementing programs in Python and strengthen your portfolio.

Geoffrey Ziskovin Geoffrey Ziskovin
Python

56 Python Projects for Beginners [2023] [with source code]

In this article, we have listed Python Projects you must do as a Beginner which when added to your portfolio will give a good initial career boost and may help you land your first Internship.

Geoffrey Ziskovin Geoffrey Ziskovin
openmp

[Fixed] undefined reference to omp_get_max_threads / omp_get_thread_num

In this article, we have presented the fix for the OpenMP error undefined reference to omp_get_max_threads / omp_get_thread_num / omp_get_num_threads. The issue is with the compilation command.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

#pragma omp master [explained with example]

In this article, we have explained the concept of #pragma omp master, when it is used and compared omp master with omp single.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

#pragma omp single [explained with example]

In this article, we have explained the concept of #pragma omp single, when it is used and compared omp single with omp critical and omp master.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

#pragma omp parallel [explained with example]

In this article, we have explored the concept of the OpenMP directive #pragma omp parallel along with C++ code examples.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

#pragma omp parallel for

In this article, we have explained the concept behind `#`pragma omp parallel and presented the idea with C++ code examples. We have explained how it is different from pragma omp parallel and pragma omp for.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

#pragma omp critical [explained with example]

In this article, we have explained the concept of #pragma omp critical with a C++ code example, when it is used and the difference between omp critical and omp single and atomic.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

KMP_AFFINITY [complete guide]

KMP_AFFINITY is an environment variable that is used to control how hardware threads are distributed in relative to each other. This is used along with KMP_HW_SUBSET for finer control over the threads.

Geoffrey Ziskovin Geoffrey Ziskovin
TensorFlow

No matching distribution found for TensorFlow using pip [SOLVED]

In this article, we have presented the reason behind the error "No matching distribution found for TensorFlow using pip" along with 3 approaches to fix it.

Geoffrey Ziskovin Geoffrey Ziskovin
TensorFlow

Your CPU supports instructions that this TensorFlow binary was not compiled to use: AVX AVX2 AVX512 VNNI FMA [Solved]

In this article, we have understood the reason behind the warning "TensorFlow binary was not compiled to use: AVX AVX2 AVX512 VNNI FMA" and presented 3 fixes using which the warning will not come.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

Undefined reference to std::cout [FIXED]

In this article, we have present the reason behind the error "Undefined reference to std::cout" and different approaches to fix this error.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

Optimized Input Output I/O in C++

In this article, we have presented how to optimize input and output I/O in C++. This is critical as input and output consume the majority of the execution time and is critical in time critical applications and in competitive programming contests.

Geoffrey Ziskovin Geoffrey Ziskovin
Linux

Build and Install GDB from source

In this article, we have explored how to build and install GDB from source code and release package. The source code comes along with binutils while the release package has only GDB.

Geoffrey Ziskovin Geoffrey Ziskovin
Linux

What is Binutils?

Binutils stand for "Binary Utilities" in Linux/ UNIX variants. It is a collection of different tools such as ld, ar, gold and much more. Binutils is a project of GNU funded by Free Software Foundation (FSF).

OpenGenus Foundation OpenGenus Foundation
Linux

Build and Install binutils from source

In this article, we have explored the steps to build Binutils from source code. With this, you can install any version of binutils and even try custom changes.

OpenGenus Foundation OpenGenus Foundation
Linux

Check binutils version

In this article, we will check different commands using which you can get the binutils version installed in your system. Binutils comes with GCC but if you have upgraded GCC by building from source, binutils might not get updated and can result in errors.

OpenGenus Foundation OpenGenus Foundation
C++

Optimize C++ Code [30 techniques]

In this article, we have presented over 30 techniques which you can use to optimize your C++ code to make it perform optimally and pass time restrictions in Competitive Contests.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

Set array to 0 in C++ [5 methods]

In this article, we have presented different ways using which one can set all elements in an array to 0 in C++. We have presented an assembly level approach (advanced) as well.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

Convert char* to uint8_t [2 methods]

In this article, we have covered different approaches to convert char* to uint8_t.

Geoffrey Ziskovin Geoffrey Ziskovin
Culture

What can you do with a Computer Science degree ?

In this article, we have explored in depth how your career will proceed if you take up a Computer Science degree. There are over 30 high paying job titles and is one of the most demanding job profiles today.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

Convert int to uint8_t

In this article, we have presented how to convert int to uint8_t considering explicit casting and overflow of uint8_t.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

uint8_t cannot be printed

In this article, we have explored the reason uint8_t cannot be printed with std::cout and multiple fixes that can be used to print uint8_t values.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

Print boolean in C++ [using std::boolalpha and std::noboolalpha]

In this article, we have presented how to print boolean values in C++ (as integer and text) and explored the concepts of std::boolalpha and std::noboolalpha.

Geoffrey Ziskovin Geoffrey Ziskovin
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