Automating User Input with expect

... 17 Automating User Input with expect T he expect utility’s name suggests precisely what it does: expect some output from an interactive program, and send the program some input in response. expect ... interactive utilities. 108 CHAPTER 17 ■ AUTOMATING USER INPUT WITH EXPECT A Shell Script to Customize Parameters for an expect Script The first script obtains the us...

Ngày tải lên: 05/10/2013, 08:51

... standard input from the pipe. This would probably be done through a read loop. An example of this type of processing can be found in Chapter 27. 196 CHAPTER 30 ■ AUTOMATING E-MAIL WITH PROCMAIL ... system. if [ "$FROM" != " user1 @good_domain.com" -a \ "$FROM" != " user2 @good_domain.com" ] then echo "Invalid user $FROM trying to get proc...

Ngày tải lên: 05/10/2013, 08:51

... 115 ■ ■ ■ CHAPTER 18 User Input Timeout S ometimes you want a program that accepts user input to run automatically. If the user does not type anything within a specified amount of time, ... uses the dd command as shown in the fol- lowing code to receive input from the user and to save that input (if the input is received within the timeout period) in the ANSWER variable: ANS...

Ngày tải lên: 05/10/2013, 09:20

... P@ssword8. 2 Module 3: Validating User Input Lesson: User Input ! Identifying the Sources of User Input ! Why Validate User Input? ! Types of User Input Validation ! Multimedia: Client-Side ... Lesson: User Input 2 Lesson: Types of User Input Attacks 8 Lesson: Performing Validation 23 Lesson: Revealing As Little Information As Possible to Users 38 R...

Ngày tải lên: 10/12/2013, 16:15

... passed to the input card. If either of the switches are closed power will be supplied to the input card. In this case inputs 1 and 3 are used - notice that the inputs start at 0. The input card ... sensors. 3.2.1 Inputs In smaller PLCs the inputs are normally built in and are specified when purchasing the PLC. For larger PLCs the inputs are purchased as modules, or cards, with 8 or...

Ngày tải lên: 22/12/2013, 20:16

... will be open (non-conducting) when the input is not energized. Normally closed contacts are shown with two lines with a diagonal line through them. When the input coil is not energized the normally ... needs to match the inputs or outputs. Many beginners will get caught trying to make the ladder logic match the input types. 115VAC wall plug relay logic input A (normally closed...

Ngày tải lên: 22/12/2013, 20:16

... will be open (non-conducting) when the input is not energized. Normally closed contacts are shown with two lines with a diagonal line through them. When the input coil is not energized the normally ... needs to match the inputs or outputs. Many beginners will get caught trying to make the ladder logic match the input types. 115VAC wall plug relay logic input A (normally closed...

Ngày tải lên: 22/12/2013, 21:18

... passed to the input card. If either of the switches are closed power will be supplied to the input card. In this case inputs 1 and 3 are used - notice that the inputs start at 0. The input card ... sensors. 3.2.1 Inputs In smaller PLCs the inputs are normally built in and are specified when purchasing the PLC. For larger PLCs the inputs are purchased as modules, or cards, with 8 or...

Ngày tải lên: 19/01/2014, 20:20

... system based on HMM. With a query Q, Miller et al. tried to rank the documents according to the probability that D is relevant (R) with it, which can be written as P(D is R|Q). With Baye’s rule, ... model query phrase with local con- texts. So our document score with this basic me- thod can be calculated by multiplying P mGT (q|d) for every q in Q. We can obtain D r with the...

Ngày tải lên: 08/03/2014, 01:20

... the TIMEX3 tag, events with the EVENT tag, and tempo- ral links with the TLINK tag. In addition, syntactic subordination of events, which often has temporal implications, can be annotated with the SLINK ... different cases at present: (i) the event is anchored without a signal to a time expression within the same clause, (ii) the event is anchored without a signal to the document date s...

Ngày tải lên: 08/03/2014, 04:22