React sort by price menu

I am making an e-commerce with two menus: filter by category and sort by price (high to low and vice versa). I’ve already made a filter menu, but I am not sure how to create a sort by price menu. I successfully achieved it with plain JavaScript, but I’m having some troubles understanding how to… Read More React sort by price menu

Collapse __mask64 aka 64-bit integer value, counting nibbles that have all bits set?

I have a __mask64 as a result of a few AVX512 operations: __mmask64 mboth = _kand_mask64(lres, hres); I would like to count the number of nibbles in this that have all bits set (0xF). The simple solution is to do this: uint64 imask = (uint64)mboth; while (imask) { if (imask & 0xf == 0xf) ret++;… Read More Collapse __mask64 aka 64-bit integer value, counting nibbles that have all bits set?

Does the child's name calculated in the Firebase Realtime Database storage?

I am creating a questionnaire app and I am thinking of using the Realtime Database, and I understand that they use JSON with the following format: 1st format: Questions |-Question 1. How much money did you spend last month?: "$3000" |-Question 2: What type of expenses contributed the most to last month’s expenditure?: "Rent" To… Read More Does the child's name calculated in the Firebase Realtime Database storage?

How to update pm_virtual.meta_value = 'no' in Woocommerce

I need to update the value of pm_virtual.meta_value = ‘no’, only for those products that have pm_downloadable.meta_value = ‘yes’. How do I do this? SELECT p.ID, p.post_title, pm_downloadable.meta_value AS downloadable_trait, pm_virtual.meta_value AS virtual_trait FROM xhdps_posts AS p INNER JOIN xhdps_postmeta AS pm_downloadable ON p.ID = pm_downloadable.post_id LEFT JOIN xhdps_postmeta AS pm_virtual ON p.ID = pm_virtual.post_id… Read More How to update pm_virtual.meta_value = 'no' in Woocommerce

How to update pm_virtual.meta_value = 'no' in Woocommerce

I need to update the value of pm_virtual.meta_value = ‘no’, only for those products that have pm_downloadable.meta_value = ‘yes’. How do I do this? SELECT p.ID, p.post_title, pm_downloadable.meta_value AS downloadable_trait, pm_virtual.meta_value AS virtual_trait FROM xhdps_posts AS p INNER JOIN xhdps_postmeta AS pm_downloadable ON p.ID = pm_downloadable.post_id LEFT JOIN xhdps_postmeta AS pm_virtual ON p.ID = pm_virtual.post_id… Read More How to update pm_virtual.meta_value = 'no' in Woocommerce

What is the meaning of this combination of the arrow operator -> and scope resolution operator ::?

On cppreference.com – “Qualified name lookup”, I found this strange code example: struct C { typedef int I; }; typedef int I1, I2; extern int *p, *q; // Slight modification to prevent linker error //struct A { ~A(); }; struct A { ~A() {}; }; typedef A AB; int main() { p->C::I::~I(); // The name… Read More What is the meaning of this combination of the arrow operator -> and scope resolution operator ::?