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Definition of a Balanced Tree
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So in order for a tree to be balanced - every node has to be balanced. Beauty - Thanks very much for your help.
– Mark Soric
Nov 4 '11 at 21:03
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How to echo shell commands as they are executed
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$ echo hello world
hello world
For more complicated commands pipes, etc., you can use eval:
#!/bin/bash
# Function to display commands
exe() { echo "\$ ${@/eval/}" ; "$@" ; }
exe eval "echo 'Hello, World!' | cut -d ' ' -f1"
Which outputs
$ echo 'Hello, World!' | cut -d ' ' -f1
Hello
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DataTable: Hide the Show Entries dropdown but keep the Search box
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"searching": false, // Search Box will Be Disabled
"ordering": false, // Ordering (Sorting on Each Column)will Be Disabled
"info": true, // Will show "1 to n of n entries" Text at bottom
"lengthChange": false // Will Disabled Record number per page
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Adding images or videos to iPhone Simulator
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The simplest way to get images, videos, etc onto the simulator is to drag and drop them from your computer onto the simulator. This will cause the Simulator to open the Photos app and start populating the library.
If you want a scriptable method, read on.
Note ...
What are the differences between “=” and “
...nd <- have slightly different operator precedence (which determines the order of evaluation when they are mixed in the same expression). In fact, ?Syntax in R gives the following operator precedence table, from highest to lowest:
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‘-> ->>’ rightwards assignment
‘<...
Path to Powershell.exe (v 2.0)
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I believe it's in C:\Windows\System32\WindowsPowershell\v1.0\. In order to confuse the innocent, MS kept it in a directory labeled "v1.0". Running this on Windows 7 and checking the version number via $Host.Version (Determine installed PowerShell version) shows it's 2.0.
Another option is ...
Why specify @charset “UTF-8”; in your CSS file?
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The correct rules to determine the character set of a stylesheet are in order of priority:
HTTP Charset header.
Byte Order Mark.
The first @charset rule.
UTF-8.
The last rule is the weakest, it will fail in some browsers.
The charset attribute in <link rel='stylesheet' charset='utf-8'>...
Compiler error: memset was not declared in this scope
...per equivalent C++ headers, <cstring>/<cstdio>/<cstdlib>/etc, rather than C's <string.h>/<stdio.h>/<stdlib.h>/etc.
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AngularJS : How do I switch views from a controller function?
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In order to switch between different views, you could directly change the window.location (using the $location service!) in
index.html file
<div ng-controller="Cntrl">
<div ng-click="changeView('edit')">
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LINQ To Entities does not recognize the method Last. Really?
...ELECT BOTTOM (no such thing).
There is an easy way around it though, just order descending and then do a First(), which is what you did.
EDIT:
Other providers will possibly have different implementations of SELECT TOP 1, on Oracle it would probably be something more like WHERE ROWNUM = 1
EDIT:
A...