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How to save an image to localStorage and display it on the next page?
So, basically, I need to upload a single image, save it to localStorage, then display it on the next page.
7 Answers
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Change a Rails application to production
How can I change my Rails application to run in production mode? Is there a config file, environment.rb for example, to do that?
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Get the last item in an array
Here is my JavaScript code so far:
51 Answers
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OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
I successfully implemented the OpenCV square-detection example in my test application, but now need to filter the output, because it's quite messy - or is my code wrong?
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Android Crop Center of Bitmap
I have bitmaps which are squares or rectangles. I take the shortest side and do something like this:
9 Answers
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Simple C example of doing an HTTP POST and consuming the response
I would like to create a very simple C application that does an HTTP post. It will take a few parameters, and use these to construct a URL. I'd just like to do a simple HTTP POST and get the response without the use of curl (the libraries are not and will not be installed on the machine this needs...
Scala Programming for Android
I have followed the tutorial at Scala and Android with Scala 2.7.3 final. The resulting Android App works but even the most basic application takes several minutes (!) to compile and needs 900 kb compressed, which is a show stopper for mobile applications. Additionally, the IDE runs out of mem...
how to use adb command to push a file on device without sd card
How to push a file from computer to a android device having no SD Card in it. I tried:
13 Answers
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Better way to set distance between flexbox items
To set the minimal distance between flexbox items I'm using margin: 0 5px on .item and margin: 0 -5px on container. For me it seems like a hack, but I can't find any better way to do this.
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How to check if a variable exists in a FreeMarker template?
I have a Freemarker template which contains a bunch of placeholders for which values are supplied when the template is processed. I want to conditionally include part of the template if the userName variable is supplied, something like:
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