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Can we append to a {% block %} rather than overwrite?
...html I have a block labeled javascript. It would be great if I can append more lines to this block without overwriting everything in it.
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Passing data between controllers in Angular JS?
...xtending the methods so they are not just holding data in memory and to be more persistent (save to server via $http call, for example).
– Chalise
Aug 24 '15 at 0:26
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C++, What does the colon after a constructor mean? [duplicate]
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@Smashery that's not even more questionable than the confusing one : what'd be used in enclosure, bow or curly brace ? As often seen e.g: class Vector { Vector(int s) :elem{new double[s]}, sz{s} { } ... }
– user7712945
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How to create a directory using Ansible
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@Alex Wouldn't it be more clear to say "parent directories"?
– Carolus
Sep 6 at 9:12
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Ruby on Rails: getting the max value from a DB column
...aximum("bar")
See the excellent Rails Guides section on Calculations for more info.
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Finding sum of elements in Swift array
...t 2:
let multiples = [...]
sum = multiples.reduce(0, combine: +)
Some more info:
This uses Array's reduce method (documentation here), which allows you to "reduce a collection of elements down to a single value by recursively applying the provided closure". We give it 0 as the initial value, a...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...figure out how and why
this works, and I can't remember the
details anymore.
A slightly better constant, developed by an expert mathematician (Chris Lomont) trying to work out how the original algorithm worked is:
float InvSqrt(float x)
{
float xhalf = 0.5f * x;
int i = *(int*)&x;...
Call by name vs call by value in Scala, clarification needed
...s that each of its parameters may be pass-by-name or pass-by-value. Furthermore, "call-by-name" has nothing to do with names. => Int is a different type from Int; it's "function of no arguments that will generate an Int" vs just Int. Once you've got first-class functions you don't need to invent ...
git pushes with wrong user from terminal
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UI Design Pattern for Windows Forms (like MVVM for WPF)
...tle too simple for my taste. How would I go about in Winforms and MVP with more complex data display such as TreeView or DataGridView how much (what) logic would reside where?
– bitbonk
Mar 8 '09 at 19:38
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