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Re-Save open file under the same filename (Save): C-x C-s Write as filename (Save As): C-x C-w filename The new file name will be prompted in the minibuffer. Create new file or load existing file (New / Load): C-x C-f filename With the mnemonic here for f meaning file. You will...

"Window" in Emacs refers to what might otherwise be called a "pane" or "screen division". Some window manipulation commands include: Split current window horizontally: C-x 2 Split current window vertically: C-x 3 Select next window: C-x o Close current window: C-x...

Pre-requisites This article demonstrated installing oozie-4.3.0 on Hadoop 2.7.3 Java 1.7+ Hadoop 2.x (here, 2.7.3) Maven3+ Unix box Step1: Dist file Get oozie tar.gz file from http://www-eu.apache.org/dist/oozie/4.3.0/ and extract it cd $HOME tar -xvf oozie-4.3.0.tar.gz Step2: Build ...

Ansible is best used from a checkout. It runs as you (not root) and it has minimal python dependencies. Python pip dependency install with pip: sudo pip install paramiko PyYAML Jinja2 httplib2 six Next, clone the Ansible repo from GitHub: cd ~/Documents git clone git://github.com/ansible/ans...

Detailed instructions on getting image-processing set up or installed.

Detailed instructions on getting vb6 set up or installed.

dplyr introduces a grammar of data manipulation in R. It provides a consistent interface to work with data no matter where it is stored: data.frame, data.table, or a database. The key pieces of dplyr are written using Rcpp, which makes it very fast for working with in-memory data. dplyr's philosoph...

You can obtain information about EC2 instances using: aws ec2 describe-instances You can obtain information about specific EC2 instances using: aws ec2 describe-instances --instance-ids ... where ... contains one or more instance identifiers. For example: aws ec2 describe-instances --instan...

Before you begin tuning your Gradle build for performance, you should establish a baseline and figure out which portions of the build are taking the most time. To do this, you can profile your build by adding the --profile argument to your Gradle command: gradle --profile ./gradlew --profile Af...

You can set or increase memory usage limits (or other JVM arguments) used for Gradle builds and the Gradle Daemon by editing $GRADLE_USER_HOME/.gradle/gradle.properties (~/.gradle/gradle.properties by default), and setting org.gradle.jvmargs. To configure these limits only for a specific project, e...

VBA syntax requires that a string-literal appear within " marks, so when your string needs to contain quotation marks, you'll need to escape/prepend the " character with an extra " so that VBA understands that you intend the "" to be interpreted as a " string. 'The fol...

The VBA editor only allows 1023 characters per line, but typically only the first 100-150 characters are visible without scrolling. If you need to assign long string literals, but you want to keep your code readable, you'll need to use line-continuations and concatenation to assign your string. Deb...

VBA defines a number of string constants for special characters like: vbCr : Carriage-Return 'Same as "\r" in C style languages. vbLf : Line-Feed 'Same as "\n" in C style languages. vbCrLf : Carriage-Return & Line-Feed (a new-line in Windows) vbTab: Tab Character vbNul...

Const appName As String = "The App For That"

Dim surname As String 'surname can accept strings of variable length surname = "Smith" surname = "Johnson"

'Declare and assign a 1-character fixed-width string Dim middleInitial As String * 1 'middleInitial must be 1 character in length middleInitial = "M" 'Declare and assign a 2-character fixed-width string `stateCode`, 'must be 2 characters in length Dim stateCode As String * 2 stateC...

'Declare, dimension and assign a string array with 3 elements Dim departments(2) As String departments(0) = "Engineering" departments(1) = "Finance" departments(2) = "Marketing" 'Declare an undimensioned string array and then dynamically assign with 'the results...

VBA offers a Mid function for returning substrings within a string, but it also offers the Mid Statement which can be used to assign substrings or individual characters withing a string. The Mid function will typically appear on the right-hand-side of an assignment statement or in a condition, but ...

p { text-indent: 50px; } The text-indent property specifies how much horizontal space text should be moved before the beginning of the first line of the text content of an element. Resources: Indenting only the first line of text in a paragraph? https://www.w3.org/TR/CSS21/text.html#pr...

The word-spacing property specifies the spacing behavior between tags and words. Possible values a positive or negative length (using em px vh cm etc.) or percentage (using %) the keyword normal uses the font's default word spacing the keyword inherit takes the value from the parent element ...