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Random string generation with upper case letters and digits
... of just random uses /dev/urandom on *nix machines and CryptGenRandom() in Windows. These are cryptographically secure PRNGs. Using random.choice instead of random.SystemRandom().choice in an application that requires a secure PRNG could be potentially devastating, and given the popularity of this ...
Suppress warning CS1998: This async method lacks 'await'
...ask.CompletedTask" is the best solution.
BenchmarkDotNet=v0.10.11, OS=Windows 10 Redstone 3 [1709, Fall Creators Update] (10.0.16299.192)
Processor=Intel Core i5-2500K CPU 3.30GHz (Sandy Bridge), ProcessorCount=4
Frequency=3233537 Hz, Resolution=309.2589 ns, Timer=TSC
.NET Core SDK=2.1.2
[Hos...
What are the differences between segment trees, interval trees, binary indexed trees and range trees
...example, finding which non-axis-parallel line-segments intersect with a 2D window.
– Lior Kogan
Jul 25 '13 at 16:39
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What is href=“#” and why is it used?
...:
A hash - # within a hyperlink specifies an html element id to which the window should be scrolled.
href="#some-id" would scroll to an element on the current page such as <div id="some-id">.
href="//site.com/#some-id" would go to site.com and scroll to the id on that page.
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What exactly is metaprogramming?
... string, then eval it) or to emit another language (using .NET to create a windows batch file).
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Enabling markdown highlighting in Vim
...~/.vimrc, you can create ~/.vim/ftdetect/markdown.md (or its equivalent on Windows) with the following contents.
au BufNewFile,BufRead *.md setf markdown
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How to re-create database for Entity Framework?
... Update, if you delete from VS (as the instructions say) and not Windows Explorer, then it works. Also, if you don't have SQL Management Studio, you can use Sql Object Explorer in VS to delete from a localdb.
– Mike Ward
Feb 24 '14 at 21:20
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What killed my process and why?
...rocess on Linux. It is currently started at the command line in a Terminal window.
14 Answers
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How do I specify “close existing connections” in sql script
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I've used this but often wondered if there was a window of opportunity for another user to get in as the "single user" - is that possible? Possible alternative is ALTER DATABASE [MyDatabaseName] SET OFFLINE WITH ROLLBACK IMMEDIATE
– Kristen
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Application auto build versioning
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On Windows OS given the program below
package main
import "fmt"
var (
version string
date string
)
func main() {
fmt.Printf("version=%s, date=%s", version, date)
}
You can build using
go build -ldflags "-X ...