dbm database

Sort | data | Database in many CGI languages, PHP with its simple, rapid advantages began to grow, the use of PHP development program more and more people, and the general PHP database on two types: text and MySQL. Text database reading, writing

Data | Database in many CGI languages, PHP with its simple, rapid advantages began to grow, the use of PHP development program more and more people, and the general PHP database on two types: text and MySQL. Text database reading, writing speed is

In some small python applications, when you do not need a relational database, you can easily use a persistent dictionary to store name-value pairs, which is very similar to the python dictionary, the main difference is data... in some small python

Conversion of wireless power mW and DBM and interpretation of common symbols 1. Conversion of power unit mW and DBM The RF signal output by the radio transmitter is transmitted to the antenna through a feeder (Cable), which

Gdbm is installed by default in most mainstream Linux distributions, but in some distributions, you may need to use the Package Manager to install the corresponding development library. For example In ubuntu, you may need to use the Synaptic Package

DBMPower Unit and P (Watt) conversion formula:DBM = 30 + 10lgp (P: Tile)First, DB is a pure counting unit: DB = 10 logX. The significance of DB is actually a simple one, that isThe number of large (followed by a long string of 0) or small (followed

PHP + DBM logging program (4) 8. register file reg. php3 Require ("common. php3 "); Require ("mail. php3 "); If ($ submit ){ If ($ id = "") error ("Enter your registered username! "); Elseif (! Eregi ("^ [0-9a-zA_Z] + $", $ id) error ("Your

PHP + DBM logging program (4 ). 8. register reg. php3? Require (common. php3); require (mail. php3); if ($ submit) {if ($ id) error (please enter your registered user name !); Elseif (! Eregi (^ [0-9a-zA_Z] + $, $ id) error (your user 8.

8. Register Reg. php3 Require ("common. php3 "); Require ("mail. php3 "); If ($ submit ){ If ($ id = "") error ("Enter your registered username! "); Elseif (! Eregi ("^ [0-9a-za_z] + $", $ id) error ("your username cannot contain other characters! ")

8. Registration Document REG.PHP3 Require ("common.php3"); Require ("mail.php3"); if ($submit) { if ($id = = "") Error ("Please fill in your registered user name!") "); ElseIf (!eregi ("^[0-9a-za_z]+$", $id)) error ("Your user name cannot contain