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What is the correct way to make a custom .NET Exception serializable?
More specifically, when the exception contains custom objects which may or may not themselves be serializable.
7 Answers
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Recommended way to save uploaded files in a servlet application
...ould not save the file in the server anyway as it is not portable, transactional and requires external parameters. However, given that I need a tmp solution for tomcat (7) and that I have (relative) control over the server machine I want to know :
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In a storyboard, how do I make a custom cell for use with multiple controllers?
...ng on. In the app there are Lists and Users and each contains a collection of the other (members of a list, lists owned by a user). So, accordingly, I have ListCell and UserCell classes. The goal is to have those be re-usable throughout the app (ie, in any of my tableview controllers).
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Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
...ng /me/friends returns the person's friends who also use the app.
In addition, in v2.0, you must request the user_friends permission from each user. user_friends is no longer included by default in every login. Each user must grant the user_friends permission in order to appear in the response to /...
Drawing Isometric game worlds
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Update: Corrected map rendering algorithm, added more illustrations, changed formating.
Perhaps the advantage for the "zig-zag" technique for mapping the tiles to the screen can be said that the tile's x and y coordinates are on the vertical and horizontal axes.
"Drawing in a diamond" ...
How to include view/partial specific styling in AngularJS
What is the proper/accepted way to use separate stylesheets for the various views my application uses?
7 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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Resizing an image in an HTML5 canvas
...formance, right? Behold, the thumbnail generating code:
// returns a function that calculates lanczos weight
function lanczosCreate(lobes) {
return function(x) {
if (x > lobes)
return 0;
x *= Math.PI;
if (Math.abs(x) < 1e-16)
return 1;
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Determine a string's encoding in C#
...g used to decode it, you can usually get the bytes back without any corruption, though.
– Nyerguds
Jan 27 '18 at 13:44
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What is the difference between :first-child and :first-of-type?
...t will still be the first child, but it will no longer be the first div obviously; instead, it becomes the first (and only) h1. If there are any other div elements following this first child within the same parent, the first of those div elements will then match div:first-of-type. In the given examp...