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Dictionaries in Tcl are values that hold a mapping from arbitrary values to other arbitrary values. They were introduced in Tcl 8.5, though there are limited versions for (the now unsupported) Tcl 8.4. Dictionaries are syntactically the same as lists with even numbers of elements; the first pair o...

No matter what linter you choose every JavaScript Project should use one. They can help find error and make code more consistent. For more comparisions check out comparison JavaScript linting tools

NLTK is a leading platform for building Python programs to work with human language data. It provides easy-to-use interfaces to over 50 corpora and lexical resources such as WordNet, along with a suite of text processing libraries for classification, tokenization, stemming, tagging, parsing, and s...

ParamenterDescriptionactionIt must be an object with at least the type property. Any other property can be passed and will be accessible within the reducer function. If you're not using bundlers like Webpack and Browserify, change the first line to: const { createStore } = Redux; Or just call...

Crystal Reports is designed for presenting database information in the form of reports - visualized lists, summaries, or charts depicting data from tables in a useful RPT format. Reports are drafted in the graphically-orientated Design view, representing form objects like text or shapes as indivi...

Adding a new RLMObject to an existing Realm - Schema and Migrations Adding new model classes to a Realm does not require a migration or a schema version bump; only making changes to an existing Realm.

Using django-redis-cache or django-redis are both effective solutions for storing all cached items. While it is certainly possible for Redis to be setup directly as a SESSION_ENGINE, one effective strategy is to setup the caching (as above) and declare your default cache as a SESSION_ENGINE. While...

Java comes with a powerful and flexible mechanism for localizing your applications, but it's also easy to misuse and wind up with a program that disregards or mangles the user's locale, and therefore how they expect your program to behave. Your users will expect to see data localized to the form...

This section provides an overview of what spring-batch is, and why a developer might want to use it. It should also mention any large subjects within spring-batch, and link out to the related topics. Since the Documentation for spring-batch is new, you may need to create initial versions of thos...

MY_CONSTANT_NAME = "my value" Constants are useful in Ruby when you have values that you do not want to be mistakenly changed in a program, such as API keys.

$global_variable @@class_variable @instance_variable local_variable Class variables are shared in the class hierarchy. This can result in surprising behavior. class A @@variable = :x def self.variable @@variable end end class B < A @@variable = :y end A.var...