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What is a Y-combinator? [closed]
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According to Mike Vanier's description, your definition for Y is actually not a combinator because it's recursive. Under "Eliminating (most) explicit recursion (lazy version)" he has the lazy scheme equivalent of your C# code but explains in point 2: "...
Why is my Git Submodule HEAD detached from master?
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I only partially understand the "how git works" descriptions. TBH I not really am interested in understanding how git works, I just want to use it. Now I understand that I can fixed detached submodules with git submodule foreach --recursive git checkout master. But how can...
Match multiline text using regular expression
... similar confusion. We're fortunate that the Java devs went with the more descriptive name in that case, but there was no reasonable alternative for "multiline" mode.
In Perl, where all this madness started, they've admitted their mistake and gotten rid of both "multiline" and "single-line" mode...
R and version control for the solo data analyst
...evel of control over snapshot points in your backup process (You give some description too which is very helpful in recovering not by date but by feature or change).
– Christopher Hackett
Sep 30 '13 at 10:14
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Set focus on TextBox in WPF from view model
... the lost focus events came in.
<TextBox
Text="{Binding Description}"
FocusExtension.IsFocused="{Binding IsFocused}"/>
If there's a better way to handle the visibility issue, please let me know.
Note: Thanks to Apfelkuacha for the suggestion of putting the BindsTwoWayByDef...
What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos
...k of gravity pulling all of the items down to the lower left corner. For a description of this google "Chazelle bottom left packing".
For optimal solutions, the state-of-the-art techniques can pack over 20 rectangles in a few seconds. Huang has an algorithm that separates the problem of finding the...
$on and $broadcast in angular
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First, a short description of $on(), $broadcast() and $emit():
.$on(name, listener) - Listens for a specific event by a given name
.$broadcast(name, args) - Broadcast an event down through the $scope of all children
.$emit(name, args) - E...
What is the preferred/idiomatic way to insert into a map?
...ossible to fit them into this answer. For a more precise and comprehensive description, I recommend reading this article on Fluent C++.
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Why Func instead of Predicate?
...ndered this before. I like the Predicate<T> delegate - it's nice and descriptive. However, you need to consider the overloads of Where:
Where<T>(IEnumerable<T>, Func<T, bool>)
Where<T>(IEnumerable<T>, Func<T, int, bool>)
That allows you to filter based on...
bash HISTSIZE vs. HISTFILESIZE?
... list to $HISTFILE. If the histappend shell option is enabled (see the description of shopt under SHELL BUILTIN COMMANDS below), the
lines are appended to the
history file, otherwise the history file is overwritten. If HISTFILE is unset, or if the history file is unwritable, the hist...