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Facebook Architecture [closed]
...iven websites (like Facebook) by caching data and objects in RAM to reduce reading time. Memcache is Facebook’s primary form of caching and helps alleviate the database load. Having a caching system allows Facebook to be as fast as it is at recalling your data.
Thrift (protocol) - It is a lightwei...
Prevent wrapping of span or div
...er { overflow-x: scroll; } (which browsers may or may not support when you read this), and you'll get a scrollbar on the window instead of on this container.
The key here is display: inline-block. This has decent cross-browser support nowadays, but as usual, it's worth testing in all target browser...
Most efficient way to increment a Map value in Java
... an operation typical of the scenario I presented: opening a 10MB file and reading it in, then performing a frequency count of all the word tokens in the file. Since this took an average of only 3 seconds, I had it perform the frequency count (not the I/O) 10 times.
timed the loop of 10 iterations b...
Will Dart support the use of existing JavaScript libraries?
I understand Dart compiles to JavaScript, and I read the Dart Language Spec on Libraries, although I didn't see an answer there. Also a search on their discussion form for the word 'existing' turns up 3 results that are not related.
...
Label points in geom_point
... geom_text_repel() functions.
library(ggplot2)
library(ggrepel)
nba <- read.csv("http://datasets.flowingdata.com/ppg2008.csv", sep = ",")
nbaplot <- ggplot(nba, aes(x= MIN, y = PTS)) +
geom_point(color = "blue", size = 3)
### geom_label_repel
nbaplot +
geom_label_repel(aes(label = Nam...
How do I perform the SQL Join equivalent in MongoDB?
...ongodb site addresses exactly this question:
https://mongodb-documentation.readthedocs.io/en/latest/ecosystem/tutorial/model-data-for-ruby-on-rails.html
When we display our list of stories, we'll need to show the name of the user who posted the story. If we were using a relational database, we coul...
Implementing IDisposable correctly
...ting properties to null or whatever (especially since that interferes with readonly semantics)
– Thomas
Nov 14 '14 at 5:37
1
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What is a software framework? [closed]
...
I've read your post, but what you post sounds like what a library can do. How about explaining the difference between framework and library?
– Aaron Liu
Mar 7 '16 at 18:00
...
How can I write a heredoc to a file in Bash script?
...
Read the Advanced Bash-Scripting Guide Chapter 19. Here Documents.
Here's an example which will write the contents to a file at /tmp/yourfilehere
cat << EOF > /tmp/yourfilehere
These contents will be written to the...
HTML Entity Decode [duplicate]
...ies as it's unsafe because user input should never have access to the DOM. Read about XSS for why this is unsafe.
Instead try the Underscore.js utility-belt library which comes with escape and unescape methods:
_.escape(string)
Escapes a string for insertion into HTML, replacing &, <, >...