Postfix

Reading: Postfix
Field:
Internet > mail > Postfix

The E-mail server software which Wietse Zweitze Venema of the IBM corporation Watson laboratory developed (MTA). On the basis of the license, IBM Public License it is open as the free software. It operates with OS of the UNIX affiliation, with distribution and Mac OS of the portion of Linux X etc Postfix it is adopted as MTA of standard.

MTA operated on the mail server, delivery of the mail which the user transmitted, it is the software which receives the mail to the user which has the account in the mail server and keeps. There is the type of qmail and the like which assumes that it is superior in the point of sendmail and security and the performance etc which, first have become in fact standard in addition to Postfix. As for Postfix while to be MTA which starts late, having the compatibility of sendmail, it is made the point whose sendmail and qmail each one are good in reference. In addition, method of writing the setting file being brevity easy in comparison with sendmail that the setting file is too complicated, it is assumed that high security can be actualized even with simple setting. However, while it can make setting simple, there is a problematical point that the setting whose about sendmail is detailed is not possible, but if sufficient setting does, is not considerable special use regarding the usual using, problem it is said that it is not.

PostgreSQL

Reading: [posutoguresukiyueru] and [posutoguresu]
Field:
Software > database > PostgreSQL

The principal UNIX majority Windows and OS/2 etc are supported, but cooperating with the Web server of Apache and the like mainly with OS of the PC-UNIX type of Linux and the like, there is many a thing which is used. Recently receiving the flow of opening source software application to the enterprise system, pushing away the commercial business system, also the example which is adopted increases. Besides the fact that it has the functional majority which such as transaction the large-scale commercial business data based system has and [sabukueri] and trigger, with other things such as user definition type and succession it has happened to have also the function which is not happened to see excessively. It is said that either efficiency and reliability are not different from the commercial business system almost.

PostPet <Post pet>

Field:
Internet > mail > PostPet

The E-mail software which the SONY communication network which manages provider business with the name “of So-net” sells. As for production PetWORKs.

Differs letter largely to from the simple E-mail software just of that, has become the making which has entertainment characteristic.

The user some type chooses its own “pet” from midst of a certain emblem character. The operation picture is designed to be the structure which imitates the room where the pet has lived, giving the mail to the pet, when it appoints address, keeping going outside the room, it carries the mail.

If the post pet is used even with the transmission partner, playing with the pet which the partner has raised, there are also times when it comes rather.

PostScript <Postscript>

Reading: Postscript
Alias:
PS
Field:
Software > type > DTP > PostScript
Imaging > printer > PostScript

Letter and the figure and the picture and those attributes and it is possible to appoint the information of position inside the page. It is possible in letter to appoint the size and the letter decoration etc of the font and letter, as for the figure other than the straight line and circle, it has become possible to express free-form curve.

As for letter and the figure, because it is expressed, the vector data which utilizes Bezier curve (the data format which consists of the parameter of equation of the curved line which ties those with coordinate of the principal point in the figure) as fine output with largest resolution of the output device has become possible.

The first version which presently is called Level 1 appears in 1985, the Level 2 which corresponds to 2 byte language such as color printing and Japanese, the Level 3 which adds the gradual conversion of corresponding to Internet and mounted level and the correspondence etc to PDF type is announced to 1996 to 1990.

PostScript Type1 <Type1 font>

Alias:
Type1 font
Field:
Expression of information > letter/font > font > PostScript Type1

We have become the outline font which is expressed with tertiary Bezier curve, the [hinteingu] function which revises the fact that the shape of character is warped low with resolution is had.