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How to avoid mysql 'Deadlock found when trying to get lock; try restarting transaction'
...ion was already holding a SHARED lock, it was causing deadlock.
Refer to: https://blog.tekenlight.com/2019/02/21/database-deadlock-mysql.html
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RESTful Alternatives to DELETE Request Body
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Properties vs Methods
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Down-voted. This is not correct. The complexity of a getter or setter is encapsulated within the getter / setter code. How complex it is not relevant at all, nor is if it "affects several data members" It's true a that non-s...
Should I call Close() or Dispose() for stream objects?
... if (count != 0)
{
writer.Write(buffer, 0, count);
}
}
https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/proposals/csharp-8.0/using
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How to convert JSON to XML or XML to JSON?
...null
A new update changes this (Thanks to Jon Story for pointing it out): https://www.newtonsoft.com/json/help/html/T_Newtonsoft_Json_NullValueHandling.htm
JSON -> XML
You need a top level object that will convert to a root XML element or the parser will fail.
Your object names cannot start wit...
How to scale an Image in ImageView to keep the aspect ratio
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Yes, by default Android will scale your image down to fit the ImageView, maintaining the aspect ratio. However, make sure you're setting the image to the ImageView using android:src="..." rather than android:background="...". src= makes it scale the image maintaining asp...
Is it possible to solve the “A generic array of T is created for a varargs parameter” compiler warni
..."), I don't think so.
This bug report has more information but it boils down to the compiler not liking arrays of generic types.
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Peak memory usage of a linux/unix process
...e info here: http://valgrind.org/docs/manual/ms-manual.html
This will slow down your command significantly.
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Change type of varchar field to integer: “cannot be cast automatically to type integer”
...'
If you are interested to find more about this topic read this article: https://kolosek.com/rails-change-database-column
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What are the barriers to understanding pointers and what can be done to overcome them? [closed]
...s of operations can thus be easily explained.
I've added some Delphi code down below, and some comments where appropriate. I chose Delphi since my other main programming language, C#, does not exhibit things like memory leaks in the same way.
If you only wish to learn the high-level concept of poi...