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Pry: show me the stack
...ay the callstack (with show-stack), and so on:
see here:
Frame number: 0/64
From: /Users/johnmair/ruby/rails_projects/personal_site/app/controllers/posts_controller.rb @ line 7 PostsController#index:
5: def index
6: @posts = Post.all
=> 7: binding.pry
8: end
[1] pry(#<Pos...
Best way in asp.net to force https for an entire site?
...Startup.cs
app.UseHpkp(options => options
.Sha256Pins(
"Base64 encoded SHA-256 hash of your first certificate e.g. cUPcTAZWKaASuYWhhneDttWpY3oBAkE3h2+soZS7sWs=",
"Base64 encoded SHA-256 hash of your second backup certificate e.g. M8HztCzM3elUxkcjR2S5P4hhyBNf6lHkmjAHKhpGPWE=")
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Is Java really slow?
...
nosnos
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How to send password securely over HTTP?
...
The resulting string is encoded using
the RFC2045-MIME variant of Base64, except not limited to 76
char/line.
The authorization method and a space i.e. "Basic " is then
put before the encoded string.
source: Wikipedia: Authorization header
It might seem a bit complicated, but...
'float' vs. 'double' precision
...n't doubles
have 14 significant figures?
The encoding of a double uses 64 bits (1 bit for the sign, 11 bits for the exponent, 52 explicit significant bits and one implicit bit), which is double the number of bits used to represent a float (32 bits).
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Difference between Visual Basic 6.0 and VBA
...ote that this is outdated. VBA has been updated to VBA 7, with support for 64-bits data types (LongLong, LongPtr) and more changes. VB is stuck at version 6, so it doesn't support these new features. This answer discusses more changes. In short, there are now things VB can't do, but VBA can.
...
How do I download a tarball from GitHub using cURL?
...& curl -L https://download.calibre-ebook.com/3.19.0/calibre-3.19.0-x86_64.txz | tar zx
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Why prefer two's complement over sign-and-magnitude for signed numbers?
...
Stefano VernaStefano Verna
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Custom HTTP Authorization Header
...ols.ietf.org/html/draft-ietf-httpbis-p7-auth-16#section-2.3.1 says, "The "b64token" notation was introduced for compatibility with existing authentication schemes and can only be used once per challenge/credentials. New schemes thus ought to use the "auth-param" syntax instead, because otherwise fu...
What is the largest Safe UDP Packet Size on the Internet
...vers in order to comply with the max packet size defined by IPv4 (which is 64kb minus IP and UDP header sizes). en.wikipedia.org/wiki/User_Datagram_Protocol
– Pablo Ariel
Nov 1 '18 at 21:08
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