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Why java classes do not inherit annotations from implemented interfaces?
...if the typo wasn't there), I'd expect a The field value is ambiguous.-like compiler error just like with two interfaces declaring the same constant with different values. I know that this is not a field, but annotation values get all resolved at compile time, don't they? The feature we're missing he...
Creating temporary files in bash
... It seems the most safe and most cross-platform way to use mktemp is in combination with basename, like so mktemp -dt "$(basename $0). XXXXXXXXXX". If used without basename you might get an error like this mktemp: invalid template, `/tmp/MOB-SAN-JOB1-183-ScriptBuildTask-7300464891856663368.sh.XXX...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...can be executed. This is the same problem DRM has, except that you own the computer.
In many cases, I just put secret keys in a file with limited permissions, and take the usual precautions to prevent my system from being rooted. There are a few tricks to make it work properly with a multiuser syst...
How can I prevent the “You have mixed tabs and spaces. Fix this?” message?
...nverted to spaces. So (in theory) if you clicked Untabify when the message comes up, it should convert all tabs to spaces and the errors should not appear next time. Are you working with other developers who have different tab settings in their IDE?
UPDATE: In Visual Studio 2017 and onward, this is...
Non-type template parameters
...is because non-constant expressions can't be parsed and substituted during compile-time. They could change during runtime, which would require the generation of a new template during runtime, which isn't possible because templates are a compile-time concept.
Here's what the standard allows for non-t...
Microsoft Roslyn vs. CodeDom
... why you can't create a switch statement with CodeDom). CSharpCodeProvider.CompileAssemblyFromSource is simply a wrapper around executing csc.exe.
Roslyn is a completely different animal. It is a rewrite of both the C# and VB compilers from the ground up using managed code -- C# in C# and VB in VB ...
What's the difference between detaching a Fragment and removing it?
...tached. You will have to add it again to the fragment transaction.
Source Comment
You'll notice that when a Fragment is detached, its onPause, onStop and onDestroyView methods are called only (in that order). On the other hand, when a Fragment is removed, its onPause, onStop, onDestroyView, onDest...
Ruby max integer
...r the machine's size, i.e. 64- or 32-bit, I found this trick at ruby-forum.com:
machine_bytes = ['foo'].pack('p').size
machine_bits = machine_bytes * 8
machine_max_signed = 2**(machine_bits-1) - 1
machine_max_unsigned = 2**machine_bits - 1
If you are looking for the size of Fixnum objects (inte...
How to accept Date params in a GET request to Spring MVC Controller?
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nginx missing sites-available directory
...y, as @Mohammad said, however not having nice defaults is confusing for newcomers.
– MGP
Sep 16 '13 at 19:17
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