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What is the purpose of base 64 encoding and why it used in HTTP Basic Authentication?
...- it's an encoding. It's a way of representing binary data using only printable (text) characters.
See this paragraph from the wikipedia page for HTTP Basic Authentication:
While encoding the user name and password with the Base64 algorithm typically makes them unreadable by the naked eye, the...
Get average color of image via Javascript
...been working on refactoring my execution to:
- store results in a lookup table for future use in the iteration over each pixel.
- to divide large images into grids of 20px 20px for localized dominance.
- to use the euclidean distance between x1y1 and x1y2 to figure out the distance between x1y...
jQuery UI DatePicker to show month year only
...
<style>
.ui-datepicker table{
display: none;
}
<script type="text/javascript">
$(function() {
$( "#manad" ).datepicker({
changeMonth: true,
changeYear: true,
showButtonPanel: true,
dateFormat: 'yy-m...
How does this print “hello world”?
...binary representations for the lowercase
alphabet letters in the following table:
ascii | ascii | ascii | algorithm
character | decimal value | binary value | 5-bit codification
--------------------------------------------------------------
space | 32 | 01000...
When should I use semicolons in SQL Server?
... you must use the semicolon. The first situation is where you use a Common Table Expression (CTE), and the CTE is not the first statement in the batch. The second is where you issue a Service Broker statement and the Service Broker statement is not the first statement in the batch.
...
How to link to a named anchor in Multimarkdown?
...tion to headers within the document, you can provide labels for images and tables which can then be used for cross-references as well.
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What is P99 latency?
...ine that you are collecting performance data of your service and the below table is the collection of results (the latency values are fictional to illustrate the idea).
Latency Number of requests
1s 5
2s 5
3s 10
4s 40
5s 20
6s 15
7s 4
8s ...
Run function from the command line
...the function's name) into locals, a dictionary with a current local symbol table. The parantheses at the end will make the function be called.
update: if you would like the function to accept a parameter from the command line, you can pass in sys.argv[2] like this:
def myfunction(mystring):
pr...
Renaming columns in pandas
...place=True is necessary to avoid that gotchya.
– irritable_phd_syndrom
Jul 14 '17 at 13:24
...
How do I lock the orientation to portrait mode in a iPhone Web Application?
...docs/Web/CSS/@viewport/orientation
Based on the MDN browser compatibility table and the following article, looks like there is some support in certain versions of IE and Opera:
http://menacingcloud.com/?c=cssViewportOrMetaTag
This JS API Spec also looks relevant:
https://w3c.github.io/screen-orien...