Tutorial by Topics: le

In MongoDB 3.0, MMAP (default) and WiredTiger are the stable storage engines. Usually, if your app is read-heavy, use MMAP. If its write-heavy, use WiredTiger. Your solution may also have a mixed replica set members where you can have one node configured with MMAP and another with WiredTiger. Yo...
Kotlin provides many extension methods on collections and iterables for applying functional-style operations. A dedicated Sequence type allows for lazy composition of several such operations. About laziness If you want to lazy process a chain, you can convert to a Sequence using asSequence(...
Scollector is a monitoring agent that can be used to send metrics to Bosun or any system that accepts OpenTSDB style metrics. It is modelled after OpenTSDB's tcollector data collection framework but is written in Go and compiled into a single binary. One of the design goals is to auto-detect servi...
Scollector supports tcollector style external collectors that can be used to send metrics to Bosun via custom scripts or executables. External collectors are a great way to get started collecting data, but when possible it is recommended for applications to send data directly to Bosun or to update...
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.
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AttributeDescriptionGlobalAttributes that are available to any HTML5 element. For comprehensive documentation of these attributes see: MDN Global AttributesnameA string representing the name of an output. As a form element, output can be referenced by it's name using the document.forms property. Th...
[[ -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...
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 ...
Foldable is the class of types t :: * -> * which admit a folding operation. A fold aggregates the elements of a structure in a well-defined order, using a combining function. If t is Foldable it means that for any value t a we know how to access all of the elements of a from "inside&qu...
The Traversable class generalises the function formerly known as mapM :: Monad m => (a -> m b) -> [a] -> m [b] to work with Applicative effects over structures other than lists.
TODO: Short description of Chrome Extensions Official documentation What are extensions? (documentation hub) Getting Started tutorial (basic tutorial) Overview JavaScript APIs (comprehensive list of chrome.* APIs) Further reading TODO: Populate with links to important overview t...
A simple, widely-used, yet very powerful view that can present data in a list form using rows and a single column. Users may scroll vertically through the items in a table view, and optionally manipulate and select content. - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPat...
CREATE TABLE table_name ( column_name1 data_type(size), column_name2 data_type(size), column_name3 data_type(size), .... ); // Basic table creation CREATE TABLE table_name [IF NOT EXISTS] ( column_name1 data_type(size), column_name2 data_type(size), column_name3 data_type(size), ...
This section provides an overview of what ansible is, and why a developer might want to use it. It should also mention any large subjects within ansible, and link out to the related topics. Since the Documentation for ansible is new, you may need to create initial versions of those related topic...

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