Tutorial by Topics: es

#See https://golang.org/pkg/text/template/ for Go Template Action and Function syntax expression = alert status {{.Last.Status}} and a variable {{.Eval .Alert.Vars.q | printf "%.2f"}} expression = `Use backticks to span multiple lines with line breaks in the Bosun config file` templ...
Bosun Templates can include graphs to provide more information when sending a notification. The graphs can use variables from the alert and filter base on the tagset for the alert instance or use the GraphAll function to graph all series. When viewed on the Dashboard or in an email you can click o...
Scollector can be used to monitor processes and services in Windows and Linux. Some processes like IIS application pools are monitored automatically, but usually you need to specify which processes and services you want to monitor.
[[ -OP $filename ]] [[ $file1 -OP $file2 ]] [[ -z $string ]] [[ -n $string ]] [[ "$string1" == "$string2" ]] [[ "$string1" == $pattern ]] The [[ … ]] syntax surrounds bash built-in conditional expressions. Note that spaces are required on either side of th...
A slice is a data structure that encapsulates an array so that the programmer can add as many elements as needed without having to worry about memory management. Slices can be cut into sub-slices very efficiently, since the resulting slices all point to the same internal array. Go programmers often ...
<element lang="language_code">   <!-- Language code has to be in the format [ISO 639-1](https://en.wikipedia.org/wiki/ISO_639-1 ) --> The value of the lang attribute must be a valid BCP 47 language tag or the empty string (if the language is unknown). The BCP 47 ...
WITH QueryName [(ColumnName, ...)] AS (   SELECT ... ) SELECT ... FROM QueryName ...; WITH RECURSIVE QueryName [(ColumnName, ...)] AS (   SELECT ...   UNION [ALL]   SELECT ... FROM QueryName ... ) SELECT ... FROM QueryName ...; Official documentation: WITH clause A Common ...
#define [symbol] // Defines a compiler symbol. #undef [symbol] // Undefines a compiler symbol. #warning [warning message] // Generates a compiler warning. Useful with #if. #error [error message] // Generates a compiler error. Useful with #if. #line [line number] (file name) // Overrides the co...
Cat *cat = [[Cat alloc] init]; // Create cat object of type Cat Dog *dog = [[Dog alloc] init]; // Create dog object of type Dog NSObject *someObject = [NSObject alloc]; [someObject init]; // don’t do this XYZObject *object = [XYZObject new]; // Use new to create objects if NO arguments...
TypeScript aims to be a superset of JavaScript that transpiles to JavaScript. By generating ECMAScript compliant code, TypeScript can introduce new language features while retaining compatibility with existing JavaScript engines. ES3, ES5 and ES6 are currently supported targets. Optional types ar...
Accessibility in iOS allows users with hearing disabilities and visual impairments to access iOS and your application by supporting various features like VoiceOver, Voice Control, White on Black, Mono Audio, Speech to Text and so on. Providing Accessibility in the iOS app means making the app usable...
There currently aren't any installation packages provided for Bosun or Scollector, only binaries on the Bosun release page. It is up to the end user to find the best way to deploy the files and run them as a service.
This section provides an overview of what amazon-web-services is, and why a developer might want to use it. It should also mention any large subjects within amazon-web-services, and link out to the related topics. Since the Documentation for amazon-web-services is new, you may need to create ini...
lm(formula, data, subset, weights, na.action, method = "qr", model = TRUE, x = FALSE, y = FALSE, qr = TRUE, singular.ok = TRUE, contrasts = NULL, offset, ...) ParameterMeaningformulaa formula in Wilkinson-Rogers notation; response ~ ... where ... contains terms corresponding to v...
Doctypes - short for 'document type' - help browsers to understand the version of HTML the document is written in for better interpretability. Doctype declarations are not HTML tags and belong at the very top of a document. This topic explains the structure and declaration of various doctypes in HTM...
Unlike most languages, Python supports two major versions. Since 2008 when Python 3 was released, many have made the transition, while many have not. In order to understand both, this section covers the important differences between Python 2 and Python 3. There are currently two supported vers...

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