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Uploading base64 encoded Image to Amazon S3 via Node.js
...ad;
Read more: http://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/S3.html#upload-property
Credits: https://medium.com/@mayneweb/upload-a-base64-image-data-from-nodejs-to-aws-s3-bucket-6c1bd945420f
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What is the best practice for making an AJAX call in Angular.js?
...as reading this article: http://eviltrout.com/2013/06/15/ember-vs-angular.html
4 Answers
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Render HTML to an image
Is there a way to render html to image like PNG? I know that it is possible with canvas but I would like to render standard html element like div for example.
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std::shared_ptr thread safety explained
I'm reading http://gcc.gnu.org/onlinedocs/libstdc++/manual/shared_ptr.html and some thread safety issues are still not clear for me:
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How to include another XHTML in XHTML using JSF 2.0 Facelets?
What is the most correct way to include another XHTML page in an XHTML page? I have been trying different ways, none of them are working.
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Ways to implement data versioning in MongoDB
... has built in simple versioning
http://mongoid.org/en/mongoid/docs/extras.html#versioning
mongoid-history is a Ruby plugin that provides a significantly more complicated solution with auditing, undo and redo
https://github.com/aq1018/mongoid-history
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Diff output from two programs without temporary files
...mands disappear.
Read more here: http://zsh.sourceforge.net/Intro/intro_7.html
Also notice this:
Note that the shell creates a temporary file, and deletes it when the command is finished.
and the following which is the difference between $(...) and =(...) :
If you read zsh's man page, yo...
Have a fixed position div that needs to scroll if content overflows
...rding the fixed sidebar, you need to give it a height for it to overflow:
HTML Code:
<div id="sidebar">Menu</div>
<div id="content">Text</div>
CSS Code:
body {font:76%/150% Arial, Helvetica, sans-serif; color:#666; width:100%; height:100%;}
#sidebar {position:fixed; top:...
Convert data.frame column format from character to factor
...hese two websites:
R reference manuals:
http://cran.r-project.org/manuals.html
R Reference card: http://cran.r-project.org/doc/contrib/Short-refcard.pdf
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mkdir's “-p” option
...search returned this for example: http://www.cs.cmu.edu/~help/afs/afs_acls.html
Directory permissions
l (lookup)
Allows one to list the contents of a directory. It does not allow the reading of files.
i (insert)
Allows one to create new files in a directory or copy new files to a directo...