Tutorial by Topics: at

ViewData and ViewBag are used to transfer data from controller to view. ViewData is nothing but a dictionary of objects and it is accessible by string as key. ViewBag is very similar to ViewData. ViewBag is a dynamic property. ViewBag is just a wrapper around the ViewData. TempData keeps data for...

Imagine you had a class with some pretty important variables and they were set (by other programmers from their code) to unacceptable values.Their code brought errors in your code. As a solution, In OOP, you allow the state of an object (stored in its variables) to be modified only through methods. ...

ParameterDetailsrequiredThe field is requiredsometimesRun validation checks against a field only if that field is present in the input arrayemailThe input is a valid emailmax:valueThe input value should be below the maximum valueunique:db_table_nameThe input value should be unique in the provided ...

Docker data volumes provide a way to persist data independent of a container's life cycle. Volumes present a number of helpful features such as: Mounting a host directory within the container, sharing data in-between containers using the filesystem and preserving data if a container gets deleted ...

RAII stands for Resource Acquisition Is Initialization. Also occasionally referred to as SBRM (Scope-Based Resource Management) or RRID (Resource Release Is Destruction), RAII is an idiom used to tie resources to object lifetime. In C++, the destructor for an object always runs when an object goes...

Within Meteor's data subsystem, a server publication and its corresponding client subscriptions are the main mechanisms of reactive, live data transport where the underlying data is constantly synchronized between the server and the client.

Pattern Matching is a powerful feature of many functional languages as it often allows branching to be handled very succinctly compared to using multiple if/else if/else style statements. However given enough options and "when" guards, Pattern Matching can also become verbose and diffic...

The C language is traditionally a compiled language (as opposed to interpreted). The C Standard defines translation phases, and the product of applying them is a program image (or compiled program). In c11, the phases are listed in §5.1.1.2. Filename extensionDescription.cSource file. Usually ...

Regex101 defines \K functionality as: \K resets the starting point of the reported match. Any previously consumed characters are no longer included in the final match The \K escape sequence is supported by several engines, languages or tools, such as: boost (since ???) grep -P          ...

This module implements some useful functions on pathnames. The path parameters can be passed as either strings, or bytes. Applications are encouraged to represent file names as (Unicode) character strings. os.path.join(a, *p) os.path.basename(p) os.path.dirname(p) os.path.split(p) os.path....

The pypa sample project contains a complete, easily modifiable template setup.py that demonstrates a large range of capabilities setup-tools has to offer.