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GitHub: make fork an “own project”
... turn it into a standalone repository on GitHub, contact GitHub support.
https://help.github.com/articles/why-are-my-contributions-not-showing-up-on-my-profile/#commit-was-made-in-a-fork
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What is array to pointer decay?
...precise language. I was trying to get to the answer without getting bogged down in a lengthy backstory, and "basically...but not quite" is as good an explanation as I ever got in college. I'm sure anyone who's interested can get a more accurate picture from your upvoted comment.
...
How to Test Facebook Connect Locally
...'t work with this. For example - save achievements to FB servers. It wants HTTPS, so my localhost trick is not working :(
– Kostadin
Dec 8 '12 at 8:16
2
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Run a callback only if an attribute has changed in Rails
... # ...
end
end
The commit that changed ActiveRecord::Dirty is here: https://github.com/rails/rails/commit/16ae3db5a5c6a08383b974ae6c96faac5b4a3c81
Here is a blog post on these changes: https://www.ombulabs.com/blog/rails/upgrades/active-record-5-1-api-changes.html
Here is the summary I made...
How does Go compile so quickly?
...efficient compiler implementation (e.g. single-pass, recursive-descent top-down parsing) - which of course is greatly helped by points 1 and 2 above.
These principles have already been known and fully implemented in the 1970s and 1980s in languages like Mesa, Ada, Modula-2/Oberon and several other...
Has Facebook sharer.php changed to no longer accept detailed parameters?
...ost from the url OG meta
tags.
Use dialog/feeds instead of sharer.php
https://www.facebook.com/dialog/feed?
app_id=145634995501895
&display=popup&caption=An%20example%20caption
&link=https%3A%2F%2Fdevelopers.facebook.com%2Fdocs%2Fdialogs%2F
&redirect_uri=https://develop...
Good MapReduce examples [closed]
...open source implementation.
I'll gloss over the details, but it comes down to defining two
functions: a map function and a reduce function. The map function
takes a value and outputs key:value pairs. For instance, if we define
a map function that takes a string and outputs the length of t...
Why should I use Google's CDN for jQuery?
...entation in CDN providers, jQuery versions, and
protocol usage (http vs. https), the chances of getting a CDN cache
hit are shockingly low – and downloading from an external domain has
the potential to perform not one, but three round trips (a DNS lookup,
a TCP connection, and an HTTP GET)...
What is the http-header “X-XSS-Protection”?
...w this header works.
How this filter works in IE,
More on this article, https://blogs.msdn.microsoft.com/ie/2008/07/02/ie8-security-part-iv-the-xss-filter/
The XSS Filter operates as an IE8 component with visibility into all
requests / responses flowing through the browser. When the filter
...
MQTT相关知识研究笔记 - 创客硬件开发 - 清泛IT社区，为创新赋能！
1、开源技术选型：
EMQX：https://github.com/emqx/emqx
Mosquitto：https://github.com/eclipse/mosquitto
Mosquitto 不支持分布式集群，但C/C++写的更高效，200KB内存占用，几乎可以运行在一切平台之上，包括树莓派，可以作为小型的消息网关，...