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Why does Eclipse automatically add appcompat v7 library support whenever I create a new project?
...ry Overview, it is considered good practice to include the support library by default because of the large diversity of devices and the fragmentation that exists between the different versions of Android (and thus, of the provided APIs).
This is the reason why Android code templates tools included ...
Perl flags -pe, -pi, -p, -w, -d, -i, -t?
...ine switches are all detailed in perlrun. (available from the command line by calling perldoc perlrun)
Going into the options briefly, one-by-one:
-p: Places a printing loop around your command so that it acts on each
line of standard input. Used mostly so Perl can beat the
pants off awk ...
How do I access an access array item by index in handlebars?
...xpected. Here, the square brackets are optional when the index is followed by another property:
{{people.[1].name}}
{{people.1.name}}
However, the square brackets are required in:
{{#with people.[1]}}
{{name}}
{{/with}}
In the latter, using the index number without the square brackets would ...
Difference between single and double quotes in Bash
...es. A single quote may not occur between single quotes, even when preceded by a backslash.
3.1.2.3 Double Quotes
Enclosing characters in double quotes (") preserves the literal value of all characters within the quotes, with the exception of $, `, \, and, when history expansion is enabled...
Why doesn't Java allow to throw a checked exception from static initialization block?
...rround them with try-catch.
Because you cannot handle any error indicated by a checked exception, it was decided to disallow throwing of checked exceptions static blocks.
The static block must not throw checked exceptions but still allows unchecked/runtime-exceptions to be thrown. But according to...
Is 0 a decimal literal or an octal literal?
...r important point being that a decimal-literal is a nonzero-digit followed by zero or more digit so there is no ambiguity.
– CB Bailey
Aug 1 '11 at 7:53
...
Java: Why is the Date constructor deprecated, and what do I use instead?
...e from the C# world, so not too experienced with Java yet. I was just told by Eclipse that Date was deprecated:
14 Answer...
Does using final for variables in Java improve garbage collection?
...). Each live object is "marked" as being alive, and any object referred to by a live object is also marked as being alive.
After the completion of the mark phase, the GC sweeps through the heap, freeing memory for all unmarked objects (and compacting the memory for the remaining live objects).
Als...
How to check sbt version?
...e version of sbt. This setting should be not be modified.
[info] Provided by:
[info] */*:sbtVersion
[info] Defined at:
[info] (sbt.Defaults) Defaults.scala:68
[info] Delegates:
[info] *:sbtVersion
[info] {.}/*:sbtVersion
[info] */*:sbtVersion
[info] Related:
[info] */*:sbtVersion
You may al...
How to master AngularJS? [closed]
...out possible problems when using scope
inheritance (references a good talk by Misko Hevery that you should
also watch)
Dependency injection - Official developer guide on
DI
Dependency injection - More on AngularJS dependency injection
"Service or Factory?" - Differences between the various types of
...