Practical mod perl-CHAPTER 19:DBM and mod perl

... with other conversion utilities as well. mod_ perl and DBM Where does mod_ perl fit into the picture? If you need read-only access to a DBM file in your mod_ perl code, the operation is much faster ... use the DB_File::Lock module from CPAN to perform the actual locking. The simple script shown in Example 19-4 imports the O_RDWR and O_CREAT symbols from the Fcntl module, loads t...

Ngày tải lên: 20/10/2013, 09:15

Ngày tải lên: 25/10/2013, 15:20

... nuclide to represent the nucleus • atomic numbers and mass numbers are conserved  use this fact to predict the daughter nuclide if you know parent and emitted particle 6 Penetrating Ability of ... 63 Mass Defect and Binding Energy • when a nucleus forms, some of the mass of the separate nucleons is converted into energy • the difference in mass between the separate nucleons and th...

Ngày tải lên: 28/11/2013, 01:12

... a clear understanding of controllers with multiple and independent outputs • Clearly distinguish between saturation and non-saturation output limits • Describe the concept and strategy of ... band applications PB%: C 100 100 PB% 45.5% 2.2K === Controller output modes 137 There are three ways to do this, and they are known as controller equations type A, B or C. Equations A a...

Ngày tải lên: 12/12/2013, 20:28

Ngày tải lên: 13/12/2013, 01:16

... Practical Industrial Safety, Risk Assessment, and Shutdown Systems by Dave Macdonald • ISBN: 0750658045 •

Ngày tải lên: 02/01/2014, 09:47

... agony, and acronyms out of setting up an email account on your Mac. Forget about remembering your SMTP server address (or even what SMTP stands for), and just type your email address and password ... mail services and built them right in. All you have to do is type your mail name and password into the box (Figure 19-1 ). If eMail recognizes the suffix (for example, @gmail.com ),...

Ngày tải lên: 21/01/2014, 06:20

...  {  UDG VHF Frequency (rad/sec) Phase (deg); Magnitude (dB) L=1/s[1/(s+1)][10 3 /(s+10 3 )]andL=1/s[1/(s+1)][10 3 /(s+10 3 )][(s+10 6 )/10 6 ] 2 -400 -300 -200 -100 0 10 -1 10 0 10 2 10 4 10 6 10 8 -250 -200 -150 -100 )LJXUH ... GHJUHHV RI ODJ E\  {  UDG VHF Frequency (rad/sec) Phase (deg); Magnitude (dB) L = 10/(s - 1) andL=[10/(s - 1) ] 10 3 /(s+10 3 ) -100 -50 0 10 -1 10 0 10 1 10...

Ngày tải lên: 25/01/2014, 04:20

... staff, volunteers, and children with asthma and their parents, provided education for physicians and other professionals, as well as parents, children, and neighborhood volunteers and staff. References National ... for rural Hispanic children and their families would have an impact on asthma morbidity, cost of asthma care, and family adaptation. A randomized block design was use...

Ngày tải lên: 14/02/2014, 09:20