Tutorial by Topics: and

D-Flip-Flops (DFF) and latches are memory elements. A DFF samples its input on one or the other edge of its clock (not both) while a latch is transparent on one level of its enable and memorizing on the other. The following figure illustrates the difference: Modelling DFFs or latches in VHDL i...

EEPROM.write(address, value); //(Store variables in EEPROM in a particular address) EEPROM.read(address); //(Retrieve values from EEPROM and read data stored in EEPROM) Parameters of EEPROM.writeDetailaddressThe address where value is to be stored in EEPROMvalueMain variable to store in EE...

Every .NET library and programming language utilize a set of elementary data types like System.Int32, System.Object, System.Type or System.Uri. These data types form the base of all other structures including all custom written .NET libraries. All these types are hosted in a base library, which is...

:[range]sor[t][!] [b][f][i][n][o][r][u][x] [/{pattern}/] Note: Options [n][f][x][o][b] are mutually exclusive. See sorting in the vim manual for the canonical explanation

Oracle produces a variety of exceptions. You may be surprised how tedious it can be to have your code stop with some unclear message. To improve your PL/SQL code's ability to get fixed easily it is necessary to handle exceptions at the lowest level. Never hide an exception "under the carpet&quo...

The Solrj client and the Java SDK are independent so you can update them individually. Always make sure you use the latest version of the Java SDK. See the GitHub release page for updates https://github.com/watson-developer-cloud/java-sdk/releases

It is recommended to use methods of the DateUtils class in order to format dates which are locale aware, i.e. which consider user preferences (e.g. 12h/24h clock time formats). These methods are most appropriate for dates that are displayed to the user. For fully customized date representations, ...

QRCodeReaderView Zxing

Building and Compiling opencv 3.1.0-dev to get an access for non free modules can be a headache for some people especially on Windows machine. Unlike Ubuntu, setting up opencv for Windows takes some time and requires a couple pf dependencies to be installed first before building and compiling. Th...

When creating advanced layouts, there may be scenarios when you'll need to use more than 12 column units in a single .row element. The concept of column wrapping and responsive resets (A.K.A. clearfixes) are essential to understanding responsive design with Bootstrap. Basics of the Bootstrap Grid ...

For this process to work, the original error/exit code should start with 0x8007 which generally is an indication it originated from a valid Win32 process. However, should no message appear, then it probably didn't originate from a Windows process and therefore, will need to be examined further ou...

Create method: Create new record with specified value. Takes a number of field values, and returns a recordset containing the record created def create(self,vals): return super(class_name, self).create(vals) Write Method: Update records with given ids with the given field values.Takes a n...

An XPath location path is a series of location steps separated by a / character: step1/step2/step3 A location step contains an axis, a node test, and an optional list of predicates. The axis and the node test are separated by two colon characters ::. The predicates are enclosed in square brac...