In Python,  async for uses asynchronous generator to iterate over values. But how is it different from a regular for that uses a generator that yields awaitables? TL;DR: not much, […]

There is a rumor C++ 23 introduces method string::contains that checks whether a string contains a substring. I guess in mere 10-20 years we will have string::toupper and string::tolower. Here’s […]

TL;DR std::function works great when we know exact types of the arguments and the return value. It breaks down miserably in presence of templates, and the error messages are not […]

Last week I had an opportunity to experiment with Cassandra database in a semi-real environment. A few notes: Cassandra goes out of its way to be friendly to “traditional” SQL […]

Another entry to the [error message] => [solution] hash table. Context: C++ build with Conan. Error: relocation R_X86_64_PC32 against undefined hidden symbol `_ZTCN5boost10wrapexceptISt11logic_errorEE0_NS_16exception_detail10clone_implINS3_19error_info_injectorIS1_EEEE’ can not be used when making a […]

As part of the conanfile.py, add the following: def generate(self): toolchain = CMakeToolchain(self) toolchain.variables[‘CMAKE_VERBOSE_MAKEFILE’] = ‘ON’ toolchain.generate() CMakeDeps(self).generate() Build output without CMAKE_VERBOSE_MAKEFILE: [ 78%] Building CXX object cpp/test/unit/CMakeFiles/IntegrationTest.cpp.o Build output […]

During my recent trip abroad, Google Maps yet again was refusing to say street names, so it would say “take the interchange on the right” instead of “take exit 55 […]

I am starting to suspect that ChatGPT is emulating humans too well when it comes to parsing requirements. I asked it to write a Python program that, among other things, […]

Turns out Python has built-in ordering for tuples and other built-in sequences, and it is organized very intuitively. I should have known that, but I didn’t 🙂 This makes comparing […]

Setting up Django in a docker container proved to be harder than I expected, so I am recording the steps here. Oerview: Get Docker Desktop Get Ubuntu 20.04 on Windows […]