Display decimal data type another name is zoned decimal. Each byte is separated into 2 parts. The first 4 bits is a zone and the second 4 bits is a value, thus one byte can contain only one digit. The low byte zone includes a sign. Positive numbers are represented …

Characters include letters, numbers, special characters, and other attributes. There are 3 groups of character data type: (1) alpha with letters: A-Z, a-z, and space, (2) numeric characters: 0-9, and (3) any characters. Characters are organized in code pages. Each code page combines a set of characters with a special …

This group of values are integer unsigned data type. They can be from 1 to 8 bytes with maximum range from 0 to 18446744073709551615. Unsigned integers don't reserve a bit for a sign and they occupy entire storage with value bits. The summary of unsigned BINARY data type can be …

This group of values are integer signed data type. They can be from 1 to 8 bytes with maximum range from -9223372036854775808 to 9223372036854775807. Signed integers are represented 0 in the leftmost bit for positive values and 1 for negative ones. The summary of signed BINARY data type can be …

The article is served as a quick information about COBOL data types without diving into details how data is organized in code. There are 4 major groups of data types in COBOL: (1) alphabetic, (2) alphanumeric, (3) numeric, and (4) decimal. Numeric and decimal data types can include a sign …

There are two major ways to convert PEM file into Java keystore one. The fist way is very easy because it is used a tool which is capable of direct conversion of those files. As a tool, for example, you can use KeyStore Explorer. The second way is not trivial …

Aeotec ZWA039 aërQ Temperature and Humidity Sensor is a new device which replaced ZWA009 model. As a new device, it has a defect to report battery level. When the device is added to Habitat, it shows low or zero level of battery. It seems the issue is the firmware installed …

Aeotec Doorbel 6 is compatible device with Hubitat Elevation home automation platform. Doorbell can work in both modes with the hub or independently, but the device configuration can be done only in Hubitat. However, it adds extra versatility to the device. In case if you need to trigger the button …

SQL language is the most loved and supported language to work with data. It goes back in the early 1970s when it first hit the ground running. Since that time, the language has been developing with fast pace. The latest language standard is SQL 2016 which includes a great deal …

Some applications request to key in sensitive information each time when you run it. For example, a password to access MySql server. You can store it in a file or in a database, but it might violate your company security policy or it might add a level of complexity. Majority …