... oct( "07 55"); print oct("0x7f"); print oct("0b0 0100001 " ); FUNDAMENTALS $phys = int(sin(((pi*($alive%$phys_step))/($phys_step/2))) * 10 0) ; $emot = int(sin(((pi*($alive%$emot_step))/($emot_step/2))) * 10 0) ; ... 16 38 4** (1/ 2); is identical to $var = sqrt ( 16 38 4); To find the cube root of 16 ,777, 2 16 , you might use $var = 16 777 2 16 ** (1/ 3) ; which should return a value of 2 56 log—the Logarithm To find the logarithm ... change a date in the form 03 / 26 /19 99 to 19 99 03 2 6 Using grouping, we can change it very easily with a regular expression: $date = ' 03 / 26 /19 99'; $date =~ s#(\d+)/(\d+)/(\d+)# $3 $1$ 2#; This example also...
... too, for example: $time -= 7*24* 60 * 60 ; # Last week $time += 3* 60 * 60 ; # Three hours from now Chapter 11 : $time -= 24* 60 * 60 ; $time += 45* 60 ; System Information 34 9 # This time yesterday # Three ... 00 :00 :00 UTC, January 1, 19 70 for most systems; 00 :00 :00 , January 1, 19 04 for Mac OS The maximum time that can be expressed in this way is based on the maximum value for an unsigned integer, 2 31 1, ... $starttime=time; for (1 100 000 ) { log(abs(sin($_)))*exp(sin($_)); } $endtime=time; print "Did 10 0, 000 calculations in ",$endtime-$starttime, "seconds\n"; 34 8 Perl: The Complete Reference Converting...
... Chapter 10 tie, untie Tie::Array, Tie::Handle, Tie::Hash, Tie::RefHash, Tie::Scalar, Tie::SubstrHash time time Returns the number of seconds since the epoch (00 :00 :00 UTC, January 1, 19 70, for ... For example, the code $t = timeit ( 10 00000 ,'cos (3 .14 1)'); will place the timing information for a million iterations of the calculation into $t, which will be a reference to a Benchmark object See ... for most systems; 00 :00 :00 , January 1, 19 04 , for Mac OS) Suitable for feeding to gmtime and localtime Effects None Returns in Scalar Context Returns in List Context Integer, seconds since epoch...
... Settlements (1 ) Oral test: (3 ) Ss exercises 3, 4, 3. New lesson TEACHER’S ACTIVITIES STUDENTS’ ACTIVITIES Activity 1: (3 ) Warm up and review -T ask some questions: Activity 2:( 10 ’) Listen and answer 1. Listen ... tape times c- Post-listen Let’s talk Call some Ss read again - read follow teacher (2 -3 times) Activity3 ( 10 ’) T ask- Ss answer: 2.Let’s talk Guide Ss to say follow structures:Line A ask- Line ... th He’s going to (the zoo) class Other listen and remark Activity 4 ( 10 ’) 3. Listen and check - Guide Ss to listen and check 3. Listen and check Read sentences - Call some Ss read in front of the...