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Why can't I declare static methods in an interface?
... difference between
public interface Foo {
public static int bar();
}
and
public interface Foo {
public static int bar() {
...
}
}
The first is impossible for the reasons that Espo mentions: you don't know which implementing class is the correct definition.
Java could allow the latt...
cURL equivalent in Node.js?
...rmation from an HTTP request using Node.js (i.e. call a remote web service and echo the response to the client).
17 Answers...
Lua string to int
...
Nope, it'll convert "10" to integer and then add 0 to it. (The lack of clarity is all the more reason to use tonumber instead, though!)
– Rena
Jun 28 '15 at 6:32
...
Sorting an ArrayList of objects using a custom sorting order
...urn name.compareTo(other.name);
}
// Add/generate getters/setters and other boilerplate.
}
so that you can just do
List<Contact> contacts = new ArrayList<Contact>();
// Fill it.
Collections.sort(contacts);
If you want to define an external controllable ordering (which ov...
How to check if there's nothing to be committed in the current branch?
... goal is to get an unambiguous status that can be evaluated in a shell command.
9 Answers
...
Node.js throws “btoa is not defined” error
...lication I did an npm install btoa-atob so that I could use the btoa() and atob() functions which are native in client-side javascript but for some reason weren't included in node. The new directory showed up in my node_modules folder, which itself is in root alongside app.js . Then I made ...
Python: Making a beep noise
...this is to print('\a'). This will send the ASCII Bell character to stdout, and will hopefully generate a beep (a for 'alert'). Note that many modern terminal emulators provide the option to ignore bell characters.
Since you're on Windows, you'll be happy to hear that Windows has its own (brace yours...
Explicit vs implicit SQL joins
...
How do you deprecate the SQL standard?
– David Crawshaw
Sep 30 '09 at 9:10
7
...
What is the most elegant way to remove a path from the $PATH variable in Bash?
... @Martin: POSIX does not require this behavior, but does document and allow it: pubs.opengroup.org/onlinepubs/9699919799/basedefs/…
– Fred Foo
Mar 13 '11 at 23:04
1
...
Is it possible to download an old APK for my app from Google Play?
...isions to my app. Unfortunately, I didn't keep copies of all the old APKs, and now I'd like to test upgrade from the old versions to my new version. Is there any way to download Google's copy of my old versions? The Google Play developer console shows my old APKs, but without a download link. I trie...