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Questions - data-integrity

LUKS and dm-crypt distinction responsibilities

Reading through the documentation of both dm-crypt and LUKS, I understand that LUKS is a format specification to allow FDE, and that dm-crypt is a dm target which allows encryption / decryption of wri...
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Jasper

linux

encryption

data-integrity

device-mapper

luks

Votes: 0

Answers: 1

Latest Answer

Lets start from the kernel part: Device mapper is a kernel driver that allows creating new block devices from existing ones. It provides multiple additional features like RAID, caching or encryption ...
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Vojtech Trefny

Why would node.js not close a file after writing with writeFileSync?

(OS=Windows) I was having issues with power failures while processing very large files. If the power went out, then my log file would be all zeros (NUL NUL NUL...). So, I wrote a couple lines to save ...
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Xuan

node.js

writefile

data-integrity

Votes: 0

Answers: 0

Is it a possible scenario that a text storage file gets updated simultaneously in NodeJS and causing data integrity violation?

I'm practicing NodeJS and working on a small application that has an endpoint that stores json objects to text files and also has the ability to search for objects in files. I'm using a single file fo...
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Hazem Taha

node.js

data-integrity

file-storage

Votes: 0

Answers: 1

Latest Answer

Yes, it can happen. While NodeJS is single-threaded, I/O is not. That is one of its core tenets. You could mitigate such problems by locking files before writing to them (the link is just one example ...
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RickN

PowerBI: Group by key, retrieve last nonblank value off another row with filters

I'm trying to plug the holes on the dataset that I currently have. My N_order is the key for grouping. As you can see in below example, I've null values for the column ship_meth, when the status is 'f...
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Jose Polanco

powerbi

data-integrity

Votes: 0

Answers: 1

Latest Answer

Update You could try: desired = CALCULATE(LASTNONBLANK(Tabelle1[ship_meth], Tabelle1[ship_meth]), FILTER(all(Tabelle1), [N_order] = EARLIER(Tabelle1[N_order]))) Output:
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Marco_CH

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