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npm - how to show the latest version of a package
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How to apply a Git patch to a file with a different name and path?
I have two repositories. In one, I make changes to file ./hello.test . I commit the changes and create a patch from that commit with git format-patch -1 HEAD . Now, I have a second repository that contains a file that has the same contents as hello.test but is placed in a different directory under...
PostgreSQL: Is it better to use multiple databases with one schema each, or one database with multip
After this comment to one of my question, I'm thinking if it is better using one database with X schemas or vice versa.
5...
How to get Scala List from Java List?
...T: Note that this is deprecated since 2.12.0. Use JavaConverters instead. (comment by @Yaroslav)
Since Scala 2.8 this conversion is now built into the language using:
import scala.collection.JavaConversions._
...
lst.toList.foreach{ node => .... }
works. asScala did not work
In 2.12.x use im...
What guarantees are there on the run-time complexity (Big-O) of LINQ methods?
... using LINQ quite a bit, and I haven't really seen any mention of run-time complexity for any of the LINQ methods. Obviously, there are many factors at play here, so let's restrict the discussion to the plain IEnumerable LINQ-to-Objects provider. Further, let's assume that any Func passed in as ...
Boost Statechart vs. Meta State Machine
...MSM is much faster
MSM requires no RTTI or anything virtual
MSM has a more complete UML2 support (for example internal transitions, UML-conform orthogonal regions)
MSM offers a descriptive language (actually several). For example, using the eUML front-end, a transition can be described as Source + E...
How do you write a migration to rename an ActiveRecord model and its table in Rails?
...tion file manually.
Edit:
In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename_table migrations, so you can do this:
class RenameOldTableToNewTable < ActiveRecord::Migration
def change
rename_table :old_table_name, :new_table_name
end
end
(You s...
Referencing a string in a string array resource with xml
... you take a look into the Android Resource here:
http://developer.android.com/guide/topics/resources/string-resource.html
You see than under the array section (string array, at least), the "RESOURCE REFERENCE" (as you get from an XML) does not specify a way to address the individual items. You can...
Are class names in CSS selectors case sensitive?
...hich have no semantics associated with them), or because it's difficult to come up with a usable syntax.
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When to add what indexes in a table in Rails
...s this different from adding the index for each key?
Then the index is a combined index of the two columns. That doesn't make any sense, unless you want all entries for one category_id AND one state_id (It should be category_id not category) at the same time.
An Index like this would speed the f...