By Associate Professor Frank H. P. Fitzek, Frank Reichert (auth.), Associate Professor Frank H. P. Fitzek, Frank Reichert (eds.)
This publication offers a great evaluate of cellphone programming focusing on either academia and undefined. cellphone Programming covers all advertisement realizations of Symbian, home windows cellular and Linux structures. every one programming language (JAVA, Python, C/C++) and a collection of improvement environments are brought “step through step” making builders conversant in present obstacles, pitfalls, and demanding situations.
Each bankruptcy comprises examples and resource code to quickly make builders acquainted with an important strategies. Examples conceal peer to see networks, cooperative networking, move layer protocol layout, key demanding situations reminiscent of strength intake, and sensor networks for which an entire and software program implementation is provided.
Whether you're an skilled developer or a sophisticated pupil cellular phone Programming should be your key reference for effectively coming into the area of software program improvement for cellular devices.
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Be extra effective and make your existence more straightforward. That's what LDAP process management is all about.
System directors usually spend loads of time dealing with configuration info positioned on many alternative machines: usernames, passwords, printer configurations, e mail consumer configurations, and community filesystem configurations, to call a number of. LDAPv3 presents instruments for centralizing all the configuration details and putting it lower than your keep an eye on. instead of holding a number of administrative databases (NIS, energetic listing, Samba, and NFS configuration files), you can also make alterations in just one position and feature all of your platforms instantly "see" the up to date information.
Practically platform self sustaining, this publication makes use of the commonly to be had, open resource OpenLDAP 2 listing server as a premise for examples, exhibiting you the way to exploit it that can assist you deal with your configuration info successfully and securely. OpenLDAP 2 ships with such a lot Linux® distributions and Mac OS® X, and will be simply downloaded for many Unix-based structures. After introducing the workings of a listing carrier and the LDAP protocol, all elements of establishing and fitting OpenLDAP, plus key ancillary programs like SASL and OpenSSL, this ebook discusses:
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• utilizing OpenLDAP to regulate electronic mail configurations
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• Programming utilizing Net::LDAP
as a way to be a grasp of your area, LDAP process management may also help you wake up and operating speedy despite which LDAP model you employ. After analyzing this publication, regardless of no prior LDAP event, you'll be ready to combine a listing server into crucial community companies corresponding to mail, DNS, HTTP, and SMB/CIFS.
This quantity 4465 of the Lecture Notes in desktop technology sequence is a coll- tion of the papers of the NET-COOP 2007 convention, a ? rst-of-a-series Euro- NGI/FGI convention on community regulate and Optimization. the development happened within the appealing urban of Avignon, France, June 5–7, 2007, used to be together or- nized by way of INRIA and the college of Avignon and used to be hosted by way of the latter.
This publication constitutes the completely refereed and peer-reviewed end result of the Formal tools and trying out (FORTEST) community - shaped as a community demonstrated below united kingdom EPSRC investment that investigated the relationships among formal (and semi-formal) equipment and software program checking out - now being a subject matter staff of 2 BCS particular curiosity teams: Formal features of Computing technology (BCS FACS) and distinct curiosity workforce in software program trying out (BCS SIGIST).
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Extra resources for Mobile Phone Programming: Application to Wireless Networking
Open ( ’ e : \ \ boo . wav ’ ) S . record () print ” R e c o r d i n g ! To end i t , s t o p from menu ! ” def p l a y i n g ( ) : global S S=a u d i o . Sound . open ( ’ e : \ \ boo . wav ’ ) S . play ( ) print ” P l a y i n g ! To end i t , s t o p from menu ! ” def c l o s i n g ( ) : global S S . stop () S . close () print ” Stopped ” 20 def q u i t ( ) : app lock . signa l () 25 30 a p p u i f w . app . menu = [ ( u” p l a y ” , p l a y i n g ) , ( u” r e c o r d ” , r e c o r d i n g ) , ( u” s t o p ” , c l o s i n g ) ] a p p u i f w .
Code Example Simple Graphics import appuifw , e32 , k e y c o d e s , 4 9 graphics def d r a w p o i n t ( ) : img . c l e a r ( 0 x 0 0 0 0 f f ) img . p o i n t ( ( 1 2 0 , 1 0 0 ) , 0 x f f 0 0 0 0 , width =70) c . b l i t ( img ) def n o t d r a w p o i n t ( ) : img . c l e a r ( 0 x 0 0 0 0 f f ) c . b l i t ( img ) def q u i t ( ) : app lock . signa l () 14 19 a p p u i f w . app . s c r e e n= ’ f u l l ’ c=a p p u i f w . Canvas ( ) a p p u i f w . app . body=c s=c . s i z e img=g r a p h i c s .
Outside this function it can not be used. But the keyword global in front of the variable a tells that it belongs to the global scope. Therefore variable a can be used also in function function_two(). 10. Variable scope. 40 J. Scheible automatically to the global scope, like variable z in the example. 6 Debugging There are three kinds of errors that can occur in a Python program: syntax errors, runtime errors, and semantic errors. Python may produce syntax errors when it translates the source code into byte code when starting up the program by the Python interpreter.