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iPhone App Icons - Exact Radius?
...factory designer) and all the answers so far on this post are wrong (or at least incomplete). Apple starts with the 57px icon and a radius of 10 then scales up or down from there. Thus you can calculate the radius for any icon size using 10/57 x new size (for example 10/57 x 114 gives 20, which is t...
Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?
...
The JVM (at least hotspot) does have a similar concept to the "GIL", it's just much finer in its lock granularity, most of this comes from the GC's in hotspot which are more advanced.
In CPython it's one big lock (probably not that true...
Default function arguments in Rust
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If you are using Rust 1.12 or later, you can at least make function arguments easier to use with Option and into():
fn add<T: Into<Option<u32>>>(a: u32, b: T) -> u32 {
if let Some(b) = b.into() {
a + b
} else {
a
}
}
fn ma...
Differences between Emacs and Vim
...ating text requires less movement of your hands and fingers than emacs, at least that is my experience.
– StackedCrooked
Sep 16 '09 at 1:53
7
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How do I send a JSON string in a POST request in Go
...n this be updated to gather / inspect all it's errors? This is (for me, at least) the top result on google for making post requests in Go, and it's a good answer, but I see a ton of example code that just ignores errors, and I think it encourages bad practice in newbies. Then again, if anyone regul...
Is the 'override' keyword just a check for a overridden virtual method?
...thod on the base class. The overriding method must have same signature (at least for the input parameters) as the method it intends to rewrite.
Why is this necessary? Well, the following two common error cases are prevented:
one mistypes a type in the new method. The compiler, unaware that it is ...
How to provide user name and password when connecting to a network share
...r program is running as the logged on user, they'd have access as well (at least for the duration of the operation).
– Mark Brackett
Mar 21 '16 at 15:45
9
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What's the best way to check if a file exists in C?
...tored in in the inode for that file and are not in its directory entry (at least for all file systems that have inode-like structures). So access() has to access the inode exactly the same way that stat() has to access it. So what you say only holds true if you don't check for any permissions! And a...
Swift - How to convert String to Double
...ther formats like 1 000,00 it would cut off the 2 decimals at the end. At least this is whats happening for Objective-C. -- As per Apple documentation:(They are not locale-aware) The following convenience methods all skip initial space characters (whitespaceSet) and ignore trailing chara...
Java 8: How do I work with exception throwing methods in streams?
...for (A a : (Iterable<A>) as::iterator) {
a.foo();
}
This is, at least, what I do in my JUnit tests, where I don't want to go through the trouble of wrapping my checked exceptions (and in fact prefer my tests to throw the unwrapped original ones)
...