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Difference between Pragma and Cache-Control headers?
...a requests and the server receiving a request from the client. The http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.32 defines the scenario as follows:
HTTP/1.1 caches SHOULD treat "Pragma: no-cache" as if the client had
sent "Cache-Control: no-cache". No new Pragma directives wil...
Do you have to put Task.Run in a method to make it async?
... var client = new HttpClient();
var html = await client.GetAsync("http://www.example.com/");
return html.Length;
}
So, the basic pattern of things is to have async code depend on "awaitables" in its await expressions. These "awaitables" can be other async methods or just regular methods return...
What is the recommended approach towards multi-tenant databases in MongoDB?
...ere are no performance tradeoffs
using lots of collections. See
http://www.mongodb.org/display/DOCS/Using+a+Large+Number+of+Collections
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Looking for a clear definition of what a “tokenizer”, “parser” and...
...he only book I could get my hands on (it being 1991, before Amazon and the WWW). I had that and a collection of text files produced by Jack W. Crenshaw called "LET'S BUILD A COMPILER" (thanks Jack!). This is still the book to get for a more complete understanding of the principles, but most programm...
How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)
...ng Demi Magus's excellent instructions, I did something like this: cd /var/www/rails; rvm use ext-rbx-2.5.2@rails; SKB_FILE=/var/www/.secret_key_base; echo "export SECRET_KEY_BASE=$(RAILS_ENV=production rake secret)" > $SKB_FILE; . $SKB_FILE; echo ". $SKB_FILE" | tee -a ~/.bashrc ~/.bash_profile;...
What is the difference between inversedBy and mappedBy?
...ion is the entity with the table containing the foreign key.
See https://www.doctrine-project.org/projects/doctrine-orm/en/latest/reference/unitofwork-associations.html
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What specific productivity gains do Vim/Emacs provide over GUI text editors?
...le were gaga over Vim. See the video of Vim power user in action:
https://www.youtube.com/watch?v=FcpQ7koECgk
If your current editor can do what he is doing, there is no need to switch! :)
Also, read this http://www.viemu.com/a-why-vi-vim.html
After watching the video and reading that article, ...
Browsers' default CSS for HTML elements
...Trident), older versions: http://web.archive.org/web/20170122223926/http://www.iecss.com/
You can also look at the HTML5 Boilerplate stylesheet, which "normalizes the display of a lot of stuff without being a reset in the traditional sense". It also fixes quite a few bugs/inconsistencies.
It's al...
Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)
...xception messages are given.
You can see/download the class here:
http://www.drewnoakes.com/code/util/app-settings-util/
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Which characters need to be escaped in HTML?
...9 after JSON serialisation.)
HTML Escape Characters: Complete List:
http://www.theukwebdesigncompany.com/articles/entity-escape-characters.php
So you need to escape <, or & when followed by anything that could begin a character reference. Also The rule on ampersands is the only such rule for ...