Tutorial by Topics

grep [OPTIONS] PATTERN [FILE...]

strace -c[df] [-In] [-bexecve] [-eexpr]... [-Ooverhead] [-Ssortby] -ppid... / [-D] [-Evar[=val]]... [-uusername] command [args]

Redux has come to be the status quo for managing application-level state on the front-end these days, and those who work on "large-scale applications" often swear by it. This topic covers why and how you should use the state management library, Redux, in your React applications. Whil...

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

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

DATA DIVISION is one of the four parts that make up a COBOL program. It contains statements describing the data used by the program. It consists of four sections: FILE SECTION, WORKING-STORAGE SECTION, LOCAL-STORAGE SECTION and LINKAGE SECTION.

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

Semaphores & Mutexes are concurrency controls used to synchronize multiple thread access to shared resources. Semaphore Here's a brilliant explanation from this Stackoverflow question: Think of semaphores as bouncers at a nightclub. There are a dedicated number of people that are al...

Writing to a .csv file is not unlike writing to a regular file in most regards, and is fairly straightforward. I will, to the best of my ability, cover the easiest, and most efficient approach to the problem. ParameterDetailsopen ("/path/", "mode")Specify the path to your CS...

There are scenarios when dealing with service layer in liferay, when we need to query database with too many clauses or dealing with multiple tables.In such cases,we use either of: 1)Dynamic query(wrapper on Hibernate criteria API) 2)Custom SQL queries References: Custom SQL Dynamic quer...

Oracle Real Application Security was introduced in Oracle 12c. It summarize many Security Topics like User-Role-Model, Access Control, Application vs. Database, End-User-Security or Row- and Column Level Security

Fastjson is a Java library that can be used to convert Java Objects into their JSON representation. It can also be used to convert a JSON string to an equivalent Java object. Fastjson Features: Provide best performance in server side and android client Provide simple toJSONString() and parseObjec...

A Nested-GridView is a GridView control inside the grid row of the parent GridView control. <asp:GridView ID="gvParent" runat="server"></asp:GridView> <asp:GridView ID="gvChild" runat="server"></asp:GridView> gvParentIt is ...

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

After installing perforce and setup your workspace through p4v, you could set up your workspace in Windows cmd.

This topic includes examples on how to create a button and what its' directives and other stuff do. AttributeDescriptionmd-buttonCreates a rectangular button w/ no elevation.md-raised-buttonCreates a rectangular button w/ elevationmd-icon-buttonCreates a circular button with a transparent backg...