Essay about C Session2

Essay about C Session2 Essay about C Session2 1 â€Å"C† PROGRAMMING TUTORIALS Session – 2 2 AGENDA RECAP OF SESSION-1 ALL *IF*S & *BUT*S NEVER ENDING *LOOPS* LET’S TALK *FUN*CTIONS Session – 2 RECAP OF SESSION-1 ïÆ' ¼ From coding to execution ïÆ' ¼ Tools ïÆ' ¼Program segments ïÆ' ¼ stack, heap, data, code ïÆ' ¼ Data Types ïÆ' ¼ unsigned/signed – long, short, char ïÆ' ¼ float, double – someone to teach usï Å' ïÆ' ¼ typecast ïÆ' ¼ Storage Classes ïÆ' ¼ auto, register, static, extern ïÆ' ¼ Keywords ïÆ' ¼ const, volatile ïÆ' ¼ Operator precedence ïÆ' ¼ NO SHORTCUTS, someone to demo their hard workï Å  Session – 2 3 RECAP OF SESSION-1 Example#1 unsigned long a =10; Unsigned long b = 0; b = a++ + ++a; printf("%d,%d,%d,%d",b,a++,a,++a); Example#2 unsigned long a = 20; const unsigned long b = 10; b = ++a – a; printf("%d,%d,%d,%d",b,a+1,a,a++); Session – 2 4 ALL*IF*S & *BUT*S ï  ± Simple example of IF-ELSE If (B is TRUE) { A = x; } else { A = y; } ï  ± It can get messy and nested quickly based on the number of conditions ï  ± Yes, we are talking about *nested* IF-ELSE If (B is 1) { A = x; } else if (B is 2) { A = y; } else if (B is 3) { A = z; } goes on †¦ ï  ± Beware, watch out carefully the condition statement for ï  ± == Vs = ï  ± && Vs & ï  ± || Vs | Session – 2 5 ALL*IF*S & *BUT*S Example# 1 unsigned long count = 10; Example# 2 long a = -12 if (count = 1) { printf (â€Å"[%d]†, ++count); } else if (count = 10) { printf (â€Å"[%d]†, count); } else { printf(â€Å"[%d]†, count); } if (a) { printf(â€Å"TRUE†); } else { printf(â€Å"FALSE†); } Example# 3 a = 5; b = 0; c = 0; if (a || (b=1) } else { printf(â€Å"[%d] [%d] [%d]†, a++, b++, c++); } Session – 2 6 ALL*IF*S & *BUT*S 7 ï  ± A friendly version of *nested* IF-ELSE ï  ± Not necessary that all nested IF-ELSE can be converted to SWITCH-CASE ï  ± Each case block shall have a BREK unless if desired to do so ï  ± In case of missing BREAK, execution simply continues with next case until it finds a BREAK or SWITCH block ends ï  ± Beware and watch out for missing breaks for CASE blocks ï  ± DEFAULT, if written, will be the case if none of the listed cases match ï  ± Simple example: Switch(B) { case 0: { A = y } break; case 1: { A = x } break; default: { A = 0 } break; } Session – 2 ALL*IF*S & *BUT*S Example# 1 unsigned long a = 9; unsigned long b = 11; Example# 2 unsigned long a = 11; unsigned long b = 9; switch(a) { case 9: { a++; b; } case 11: { a = a+b; a; }break; case 19: { a = b = 0; } default: { a = 9; b = 11; } } printf(â€Å"[%d] [%d]†, a, b); Session – 2 8 ALL*IF*S & *BUT*S 9 ï  ± Which is efficient - nested IF-ELSE or SWITCH-CASE? ï  ± Answer is not either way, it depends on compiler and also the CASE values grouping and range ï  ± Read for yourself at leisure ï  ±eventhelix.com/realtimemantra/Basics/CToAssemblyTransla tion3.htm ï  ±http://books.google.co.in/books? id=vdk4ZGRqMskC&pg=PA197&lpg=PA197&dq=ARM+assembly+for+sw itch+case&source=bl&ots=UJFgqJjZ8H&sig=T9VGU9ak6WnlqVoyOSv73d2_JQ&hl=en&ei=FleSSonIO8WIkQWJ6eC7Cg&sa=X&oi=book_result& ct=result&resnum=6#v=onepage&q=&f=false ï  ± Another way to represent a simple if (cond) { †¦ } else { †¦ } ï  ± if (B is TRUE) { A = x; } else { A = y; } ï  ± A = (B)? x:y; ï  ± Typically used in simple assignment statements with a decision and/or return a value based on simple decision Session – 2 NEVER ENDING *LOOPS* ï  ± 10 while loop ï  ± syntax: while (condition) { †¦ } ï  ±Execution enters the loop if condition is TRUE else loop terminates ï  ± do-while loop ï  ± syntax: do { †¦ } while(condition); ï  ± Execution always enters the loop and terminates loop at the end of loop block if condition is FALSE else loop continues ï  ± Difference between *while* loop and *do-while* loop ï  ± while ïÆ'   entry control loop ï  ± do-while ïÆ'   exit control loop ï  ± Example for do-while ï  ± do{ Read a line of file; } while (content of read has some special data, continue); ï  ± In the above example, if you don’t use do-while you may have to perform a extra read outside while and then kickoff the loop Session – 2 NEVER ENDING *LOOPS* ï  ± What is the output unsigned long i = 1;

MENDEZ Surname Meaning and Family History

MENDEZ Surname Meaning and Family History Mendez is a patronymic surname meaning son or descendant of Mendel or Mendo, both given names that derived as a reduced form of the medieval name Menendo, itself derived from the Visigothic name Hermenegildo, meaning  complete sacrifice from the Germanic elements ermen, meaning whole, entire, and gild, meaning value, sacrifice.  Mendes is the Portuguese equivalent of the Mendez surname. The beginnings of the Mendez surname have been traced back primarily to the village of Celanova, Spain, according to the Instituto Genealà ³gico e Histà ³rico Latino-Americano. Mendez is the 39th most common Hispanic surname. Surname Origin:  Spanish Alternate Surname Spellings:  MENDES, MENENDEZ, MENENDES, MÉNDEZ, MÉNDES   Famous People with the Surname MENDEZ Fernando Lugo Mà ©ndez - a former Catholic Bishop and the current President of ParaguayEva Mendes - American actress and international spokeswoman for Revlon CosmeticsTony Mendez -  CIA officer best known for efforts  during the 1979 Iran hostage Where is the MENDEZ Surname Most Commonly Found? The Mendez surname is most prevalent in Mexico, according to surname distribution data from Forebears. It is most common, however, in Guatemala, where it ranks as the 16th most common surname in the country, followed by Venezuela (28th), the Dominican Republic (32nd), and Mexico and Nicaragua (35th). Mendes is also the 50th most common last name in Spain where, according to WorldNames PublicProfiler, it is found in greatest numbers in Asturias, where the surname is believed to have originated, followed by the Canary Islands and Galicia.  The Mendes spelling, meanwhile, is found more commonly in France (especially in the area around Paris) and Switzerland (especially the Genfersee region).   Genealogy Resources for the Surname MENDEZ 50 Common Hispanic Surnames Their MeaningsGarcia, Martinez, Rodriguez, Lopez, Hernandez... Are you one of the millions of people sporting one of these top 50 common Hispanic last names? Mendez  Family Crest - Its Not What You ThinkContrary to what you may hear, there is no such thing as a Mendez  family crest or coat of arms for the Mendez surname.  Coats of arms are granted to individuals, not families, and may rightfully be used only by the uninterrupted male line descendants of the person to whom the coat of arms was originally granted. Mendes DNA Surname ProjectMales with the Mendes, Mendez and other surname variants are invited to join this DNA project to combine Y-DNA testing and traditional genealogical research to sort out various Mendes and Mendez family lines. MENDEZ Family Genealogy ForumSearch this popular genealogy forum for the Mendez surname to find others who might be researching your ancestors, or post your own Mendez query. FamilySearch - MENDEZ  GenealogyExplore over 2  million  historical records which mention individuals with the Mendez surname, as well as online Mendez family trees on this free website hosted by the Church of Jesus Christ of Latter-day Saints. MENDEZ Surname Family Mailing ListsRootsWeb hosts several free mailing lists for researchers of the Mendez surname. DistantCousin.com - MENDEZ Genealogy Family HistoryFree databases and genealogy links for the last name Mendez. GeneaNet - Mendez  RecordsGeneaNet includes archival records, family trees, and other resources for individuals with the Mendez  surname, with a concentration on records and families from France and other European countries. The Mendez  Genealogy and Family Tree PageBrowse family trees and links to genealogical and historical records for individuals with the last name Mendez  from the website of Genealogy Today.- References: Surname Meanings Origins Cottle, Basil.  Penguin Dictionary of Surnames. Baltimore, MD: Penguin Books, 1967. Dorward, David.  Scottish Surnames. Collins Celtic (Pocket edition), 1998. Fucilla, Joseph.  Our Italian Surnames. Genealogical Publishing Company, 2003. Hanks, Patrick and Flavia Hodges.  A Dictionary of Surnames. Oxford University Press, 1989. Hanks, Patrick.  Dictionary of American Family Names. Oxford University Press, 2003. Reaney, P.H.  A Dictionary of English Surnames. Oxford University Press, 1997. Smith, Elsdon C.  American Surnames. Genealogical Publishing Company, 1997. Back to  Glossary of Surname Meanings Origins