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Circle-Rectangle collision detection (intersection)
...ight corner of the rectangle. Also you can eliminate the expensive square root, by instead comparing against the square of the radius.
– luqui
Nov 7 '09 at 9:50
2
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Is it expensive to use try-catch blocks even if an exception is never thrown?
...em in your code. Or as Donald Knuth put it: "premature optimization is the root of all evil".
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When to wrap quotes around a shell variable?
... According to these guidelines, one would get a listing of files in the root directory by writing "ls" "/" The phrase "all string contexts" needs to be qualified more carefully.
– William Pursell
Feb 11 '17 at 5:09
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Detect 7 inch and 10 inch tablet programmatically
... + b² = c²
//The size of the diagonal in inches is equal to the square root of the height in inches squared plus the width in inches squared.
double diagonalInches = Math.sqrt(
(widthInches * widthInches)
+ (heightInches * heightInches));
From this, we can work out whether the device i...
How can I develop for iPhone using a Windows development machine?
...tem is wiped, meaning that it's possible to detect if it's been flashed or rooted. iOS devices may have the same thing (in fact, I'd be surprised if they don't).
– AStopher
Oct 15 '15 at 16:12
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Pass An Instantiated System.Type as a Type Parameter for a Generic Class
... being IEnumerable<FooContent>) since even usage of dynamic is still rooted to a strongly typed language the run time binder will select the appropriate Markdown method. If there is no exact type matches, it will look for an object parameter method and if neither match a runtime binder excepti...
Do python projects need a MANIFEST.in, and what should be in it?
... (which contains a fake AWS IAM credential) outside of the package (at the root) and the binary distributions will not include it. I make private binary builds for deploying to production that have data_files=[('/etc/', ['boto.cfg'])]. If you want to distribute non-py files, you have to know how the...
Git ignore file for Xcode projects
...exclude them :)
#
# Workspace layout is quite spammy. For reference:
#
# /(root)/
# /(project-name).xcodeproj/
# project.pbxproj
# /project.xcworkspace/
# contents.xcworkspacedata
# /xcuserdata/
# /(your name)/xcuserdatad/
# UserInterfaceState.xcuserstate
# ...
CSS selector for a checked radio button's label
...itch:checked ~ span.right { color: lightblue }
/* style the switch */
:root {
--radio-size: 14px;
}
.switchLabel input.switch {
width: var(--radio-size);
height: var(--radio-size);
border-radius: 50%;
border: 1px solid #999999;
box-sizing: border-box;
outline: none;
-webkit-app...
Is it good practice to NULL a pointer after deleting it?
... be a solution--it is, but not a very good one since it doesn't get to the root of the problem.) But not setting it to NULL masks the far (FAR!) more common problems of accessing the data after it has been deleted.
– Adrian McCarthy
Dec 19 '09 at 0:04
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