Categories
Development System & Network

DNS caching – iterative vs recursive

In an iterative DNS architecture , local DNS servers have caches and can mostly skip contacting root and TLD servers. In a recursive schema, the local DNS server contacts one DNS server which recursively fetches the result and replies with the requested resource. What it is the difference between iterative and recursive DNS from a […]

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CMS Development Wordpress

Bulk delete hundreds of WooCommerce attribute taxonomies

I’m trying to remove all the attribute taxonomies, I used this to remove the products from those attributes, but the taxonomies still exist under Attributes. I have 1,243 I’d like to delete. DELETE FROM wp_terms WHERE term_id IN (SELECT term_id FROM wp_term_taxonomy WHERE taxonomy LIKE ‘pa_%’); DELETE FROM wp_term_taxonomy WHERE taxonomy LIKE ‘pa_%’; DELETE FROM […]

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CMS Development Wordpress

How can I add a vanity URL for admin-ajax.php Calls?

Background I’m using the admin-ajax tool in WordPress to build a file generator. I have everything working, except that the current URL is ugly. I’d like to add a vanity URL that looks cleaner. My Code I am already using one vanity URL structure which works perfectly: RewriteRule ^products/(building-automation|lighting-controls)/details/([^/]*) /?pagename=products/details&SKU=$2 [QSA,L] However, this new one […]

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CMS Development Wordpress

How can I convert postmeta from unserialized to serialized?

I’m replacing 2 fields that were previously set up with ACF and saved separately. Instead of those, I want to have 1 piece of serialized postmeta. So, I’m going from meta_key: old_key_1, meta_value: value_1 meta_key: old_key_2, meta_value: value_2 to meta_key: new_meta_key, meta_value: a:2:{i:0;s:7:”value_1″;i:1;s:7:”value_2″;} (I’m not querying on these, just displaying on single posts, so I’d […]

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Development

Jspsych: Putting 3 p tags in the center of the page, aligned to the left?

Guess I’m pretty stuck. So here’s what I got visually right now. I added that comic sans caption and the arrow in MS paint. Each of those lines containing the color swatches is a p tag. Ideally, I want these p tags to be put in the center of the page (which is how they […]

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CMS Development Magento

Magento 2.2.2 Plugin how to add custom field in request api

I’ve create a plugin to listen to api POST /V1/order/:orderId/refund and I would like to receive custom field. I’ve added a field for testing like: name:[‘test’] Body E.G: { “items”: [ { “extension_attributes”: {}, “order_item_id”: 7, “qty”: 1 } ], “isOnline”: false, “notify”: true, “appendComment”: true, “name”: [ { “test”: “ok” } ], //THIS IS […]

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CMS Development Magento

Error when trying to change Caching Application

I was trying to get a Magento 2.3.2 store to use a different caching mechanism rather than the built in one but every time I attempt to change this I am met with a 500 error and the store just reverts back to the default caching. I have ruled out any issues with the caching […]

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Cryptocurrency Development Ethereum

How can i hold money in smart contract and release it upon callback from Oraclize/Provable?

I am a newbie any help is highly appreciated I need to build a betting application and i need to build function to 1 deposit ether into itself 2 get a callback fron Oraclize 3 Release the fund whoever WINS EITHER HOME TEAM OR AWAY TEAM I know how to send call to oraclize finally, […]

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Development Linux

Why do MX Linux doesn’t appear on my boot menu?

I’ve recently decided to update my MX Linux 18 to the 19 version. The thing is, I’ve downloaded the iso file, wrote it on a USB, boot MX Linux from my USB to install it on my disk, but after all that, I can’t boot MX Linux from my disk since it doesn’t appear on […]

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Development System & Network

Nginx allow only specifi API paths

I am very new to Nginx and I have below configuration in Nginx server { location /api { proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_pass http://127.0.0.1:3000; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection ‘upgrade’; proxy_set_header Host $host; proxy_cache_bypass $http_upgrade; } } So now suppose if user access hostname/api/ should allow them to access but user tries to access […]