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To use any of std::map or std::multimap the header file <map> should be included. std::map and std::multimap both keep their elements sorted according to the ascending order of keys. In case of std::multimap, no sorting occurs for the values of the same key. The basic differen...

Lambda-List(format DESTINATION CONTROL-STRING &REST FORMAT-ARGUMENTS)DESTINATIONthe thing to write to. This can be an output stream, t (shorthand for *standard-output*), or nil (which creates a string to write to)CONTROL-STRINGthe template string. It might be a primitive string, or it might con...

docker rm [OPTIONS] CONTAINER [CONTAINER...] docker attach [OPTIONS] CONTAINER docker exec [OPTIONS] CONTAINER COMMAND [ARG...] docker ps [OPTIONS] docker logs [OPTIONS] CONTAINER docker inspect [OPTIONS] CONTAINER|IMAGE [CONTAINER|IMAGE...] In the examples above, whenever container ...

docker images [OPTIONS] [REPOSITORY[:TAG]] docker inspect [OPTIONS] CONTAINER|IMAGE [CONTAINER|IMAGE...] docker pull [OPTIONS] NAME[:TAG|@DIGEST] docker rmi [OPTIONS] IMAGE [IMAGE...] docker tag [OPTIONS] IMAGE[:TAG] [REGISTRYHOST/][USERNAME/]NAME[:TAG]

Data in the world started to grow tremendously after mobile application came in the market. This huge amount of data became almost impossible to handle with traditional relational database - SQL. NoSQL databases are introduced to handle those data where much more flexibility came like variable n...

ViewPager is a Layout manager that allows the user to flip left and right through pages of data. It is most often used in conjunction with Fragment, which is a convenient way to supply and manage the lifecycle of each page. One important thing to note about ViewPager usage is that there are tw...

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...

Notification.requestPermission(callback) Notification.requestPermission().then(callback, rejectFunc) new Notification(title, options) notification.close() The Notifications API was designed to allow browser access to notifying the client. Support by browsers might be limited. Also suppo...

As with other relational database systems, SQL Server exposes metadata about your databases. This is provided through the ISO Standard INFORMATION_SCHEMA schema, or the SQL Server-specific sys catalog views.

  ![Alt text][id] ... intervening content ... [id]: /path/to/img.jpg "Optional title" The syntax for images is the same as that for links, but with an exclamation mark ! in front o...

thread() thread(thread&& other) explicit thread(Function&& func, Args&&... args) ParameterDetailsotherTakes ownership of other, other doesn't own the thread anymorefuncFunction to call in a seperate threadargsArguments for func Some notes: Two std::thread obje...

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(...

ParameterDetails--pullEnsures that the base image (FROM) is up-to-date before building the rest of the Dockerfile.

#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 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...