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Difference between a Factory, Provider and a Service?
...es classes, either by composing a bunch of bits together, or choosing type based on some kind of context
Provider: Provider is something microsoft "invented" (basically an abstract factory pattern) that is a way of doing a factory of factories, or having a common factory interface which allows fact...
Regex to get string between curly braces
...er at the string length minus one. This works because the position is zero-based, i.e. g.length-1 is the last position.
For readers other than the original poster: If it has to be a regex, use /{([^}]*)}/ if you want to allow empty strings, or /{([^}]+)}/ if you want to only match when there is at ...
Why generate long serialVersionUID instead of a simple 1L?
...object.
If the ID is omitted, Java will actually calculate the ID for you based on fields of the object, but I believe it is an expensive process, so providing one manually will improve performance.
Here's are a couple of links to articles which discuss serialization and versioning of classes:
J...
The transaction manager has disabled its support for remote/network transactions
...t the "Distributed Transaction Coordinator" Service is
running on both database and client.
Also make sure you check "Network DTC Access", "Allow Remote Client",
"Allow Inbound/Outbound" and "Enable TIP".
To enable Network DTC Access for MS DTC transactions
Open the Component Services snap-in.
T...
Stack vs heap allocation of structs in Go, and how they relate to garbage collection
...o and I'm experiencing a bit of congitive dissonance between C-style stack-based programming where automatic variables live on the stack and allocated memory lives on the heap and and Python-style stack-based-programming where the only thing that lives on the stack are references/pointers to objects...
Drawing a dot on HTML5 canvas [duplicate]
...entation in my example is actually at least twice as fast as the ImageData based double buffering approach.
At least for my scenario it seems that the built-in ctx.getImageData/ctx.putImageData is in fact unbelievably SLOW. (It would be interesting to know the percentage of pixels that need to be ...
How does Python manage int and long?
...agine what happens when you insert 100000000000000000000000 in your Python-based Entry... :P
– rbaleksandar
Jul 27 '17 at 8:40
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Post parameter is always null
... case I am sending data across the wire which is zipped json which is then base64'd. All this from an android app.
The original signature of my web endpoint looked like this (using [FromBody]) :
My fix for this issue was to revert to using a HttpRequestMessage for the signature of my endpoint...
How to get Vim to highlight non-ascii characters?
...the added benefit of not colliding with regular (filetype [file extension] based) syntax definitions.
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postgresql list and order tables by size
How can I list all the tables of a PostgreSQL database and order them by size ?
7 Answers
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