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Simple basic explanation of a Distributed Hash Table (DHT)
.... Locating a key in a ring requires searching round the ring one node at a time (unless you keep a local look-up table, problematic in a DHT of thousands of nodes), which is O(n)-hop routing. Other structures - including augmented rings - guarantee O(log n)-hop routing, and some claim to O(1)-hop ro...
Prompt for user input in PowerShell
...r password?' -AsSecureString
To convert the password to plain text:
[Runtime.InteropServices.Marshal]::PtrToStringAuto(
[Runtime.InteropServices.Marshal]::SecureStringToBSTR($pass))
As for the type returned by $host.UI.Prompt(), if you run the code at the link posted in @Christian's comment...
Can local storage ever be considered secure? [closed]
I'm required to develop a web application that will function offline for long periods. In order for this to be viable I cannot avoid saving sensitive data (personal data but not the kind of data you would only store hashed) in local storage.
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How to make sure that string is valid JSON using JSON.NET
I have a raw string. I just want to validate whether the string is valid JSON or not. I'm using JSON.NET.
11 Answers
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How do MySQL indexes work?
...to compare the url field.
Wrap up
Some facts that you may consider every time you want to talk about optimization:
Integer comparison is way faster than string comparison. It can be illustrated with the example about the emulation of the hash index in InnoDB.
Maybe, adding additional steps in a ...
How to npm install to a specified directory?
...is to be able to let the packages.json in the project root and in the same time install all packages in {project root}/{project webroot}.
– automatix
Feb 22 '16 at 10:38
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What is the difference between include and require in Ruby?
My question is similar to " What is the difference between include and extend in Ruby? ".
11 Answers
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How to detect the OS from a Bash script?
I would like to keep my .bashrc and .bash_login files in version control so that I can use them between all the computers I use. The problem is I have some OS specific aliases so I was looking for a way to determine if the script is running on Mac OS X, Linux or Cygwin .
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How to get the source directory of a Bash script from within the script itself?
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Sometimes cd prints something to STDOUT! E.g., if your $CDPATH has .. To cover this case, use DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" > /dev/null && pwd )"
– user716468
Feb ...
How to execute raw SQL in Flask-SQLAlchemy app
How do you execute raw SQL in SQLAlchemy?
8 Answers
8
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