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How to have a transparent ImageButton: Android
...wever that it can have an impact on performance since a full alpha-blended composite will be performed each time the Surface changes." from developer.android.com/reference/android/view/SurfaceView.html
– Quintin Robinson
Aug 4 '10 at 6:02
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Cache Invalidation — Is there a General Solution?
...)race condition when multple get/set happen
this is good reading:
https://www.confluent.io/blog/turning-the-database-inside-out-with-apache-samza/
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Citing the author of a blockquote using Markdown syntax
...urces.
> -- <cite>[Albert Einstein][1]</cite>
[1]: http://www.quotedb.com/quotes/2112
If you have a style manual, use its guidelines to determine exactly where to place the citation, etc.
Output of Markdown + Smartypants for the above is
The secret to creativity is knowing ho...
When is it better to use String.Format vs string concatenation?
... a lot of things simpler to read in C# 6. In this case, your second code becomes:
xlsSheet.Write($"C{rowIndex}", null, title);
which is probably the best option, IMO.
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Let JSON object accept bytes or let urlopen output strings
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Circle-Rectangle collision detection (intersection)
...this: if none of the edges has a point in the circle (if all the edges are completely "outside" the circle), then the only way the circle can still intersect the polygon is if it lies completely inside the polygon.)
With that insight, something like the following will work, where the circle has cen...
What does this symbol mean in JavaScript?
This is a collection of questions that come up every now and then about syntax in JavaScript. This is also a Community Wiki, so everyone is invited to participate in maintaining this list.
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Displaying better error message than “No JSON object could be decoded”
Python code to load data from some long complicated JSON file:
11 Answers
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How to draw polygons on an HTML5 canvas?
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from http://www.scienceprimer.com/drawing-regular-polygons-javascript-canvas:
The following code will draw a hexagon. Change the number of sides to create different regular polygons.
var ctx = document.getElementById('hexagon').get...
How can I see the size of files and directories in linux? [closed]
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Use ls command for files and du command for directories.
Checking File Sizes
ls -l filename #Displays Size of the specified file
ls -l * #Displays Size of All the files in the current directory
ls -al * #Display...