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how do you count the number of columns in a table in oracle?

I want my XSD schema to prohibit certain pieces of content from an element. Sample XML: This is some...

I have just started learning tkinter and am having troubles with moving items around using grid. I a...

Is this possible? I am creating a single base factory function to drive factories of different types...

I am trying to use asynchronous queries via PHP MySQLi. The following code has been simplified, the...

What is the actual relation between assembly, machine code, bytecode, and opcode? I have read most ...

I have saved several breakpoints which reset after restarting the backend server. Is there a way to ...

I am working on a WordPress site that uses the Advanced Custom Field plugin and the Advanced Custom ...

I am working on an Angular9 app. There are some cases that when use double click any text/label on a...

I created a plugin recently, which makes several calls to an API and returns items, has pagination a...

The Dataflow pipelines developed by my team suddenly started getting stuck, stopping processing our ...

I am sending a string representation of an SVG file to the server and using Imagick to turn this int...

I\'m new to the html and css thing, so maybe my explanation to the problem may no be accurate but I ...