... iPhone and rewritten in Objective-C There are now additional ports of Cocos2D to Ruby, Java (Android), and even Mono (C#/.NET) Note Cocos2D has an active and vibrant community of contributors and ... pieces Scenes and Nodes The first step to understanding the Cocos2D template code is to understand the concepts of scenes, layers, and nodes Cocos2D games are made up of scenes (CCScenes), and the ... some of the most common challenges and issues you will face in optimizing and getting the most out of your Cocos2D game You get hands-on experience debugging the most common performance issues and...
Ngày tải lên: 22/03/2014, 15:21
... 2-16 Distinguish between source-rooted and shared distribution trees Identify the meaning of “push” and “pull” models and their association with dense and sparse mode multicast protocols IP Multicast ... a result of the action of the Wildcard Receiver mechanism, and this results in unnecessary bandwidth consumption Copyright © 2000, Cisco Systems, Inc IP Multicast Distribution Trees and Control ... succeeds and the packet is forwarded on every interface in OIL In our example, OIL for current multicast packet consists of interfaces S2 and E0, so the packet is forwarded on interfaces S2 and E0...
Ngày tải lên: 11/12/2013, 14:15
Tài liệu Networking and Desktop Protocols docx
... discuss the role of Cisco routers and operation of IPX in greater detail IPX servers and printers send out SAPs (which are broadcast frames), and Cisco routers listen for the SAPs and install them ... answers] ❑ a Bandwidth ❑ b MTU ❑ c Ticks ❑ d Hops ❑ e None of the above The correct answers are c and d IPX uses both ticks (a measure of delay) and hop count as a metric Answers a and b are incorrect, ... application protocol rests on top of IPX and is used to advertise IPX services, such as file servers and printers SAPs are sent as broadcasts, so if you have a lot of servers and printers, you can significantly...
Ngày tải lên: 21/12/2013, 19:15
Tài liệu Irish Economy Note No. 10 “The U.S. and Irish Credit Crises: Their Distinctive Differences and Common Features” ppt
... particularities of the U.S crisis are problematic In a series of papers and a book, Reinhart and Rogoff (2008a,b; 2009) provide a comprehensive overview of financial crises across many countries and covering ... quality of their loan books, due to adverse conditions in the domestic property market Falling housing and office demand and lower sales prices combined to increase the default rate of property ... coverage of global economic and financial history Two of the four common features that we identify, capital bonanzas and irrational exuberance, appear prominently in the Reinhart and Rogoff analysis...
Ngày tải lên: 15/02/2014, 14:20
Tài liệu Research " BOUNDARY BEHAVIOR OF LEADERS ORGANIZATION: DEFINITION AND SCALE DEVELOPMENT " pptx
Ngày tải lên: 18/02/2014, 11:20
The Little Book of SEMAPHORES (2nd Edition)-The Ins and Outs of Concurrency Control and Common Mistakes docx
... I used the first edition of The Little Book of Semaphores along with one of the standard textbooks, and I taught Synchronization as a concurrent thread for the duration of the course Each week ... misleading because increment and decrement neglect to mention the possibility of blocking and waking, and semaphores are often used in ways that have nothing to with signal and wait If you insist on ... immediately Either way, the order of a1 and b1 is guaranteed 12 Basic synchronization patterns This use of semaphores is the basis of the names signal and wait, and in this case the names are conveniently...
Ngày tải lên: 15/03/2014, 11:20
BASICS OF MECHANICAL ENGINEERING: INTEGRATING SCIENCE, TECHNOLOGY AND COMMON SENSE potx
... fit” of the experimental data to a single value of the slope m and y-intercept b? In practice this is usually done by finding the minimum of the sum of the squares of the deviation of each of the ... Conservation of mass Viscous effects Definition of viscosity No-slip boundary condition Reynolds number Navier-Stokes equations Laminar and turbulent flow Lift, drag and fluid resistance Lift and drag ... reports at least two properties of the ensemble of scores, namely the mean value and the standard deviation: Average or mean value = (sum of values of all samples) / number of samples y1 + y2 + y3 +...
Ngày tải lên: 18/03/2014, 01:21
Nerves and Common Sense ppt
... appears, and green banks and trees and sky and stars are all reflected in the quiet mirror of the lake, and you are the lake, and you are quiet and refreshed and rested and ready to get up and go ... was demanding kindness and attention and sympathy from her husband, and because she demanded it she never got it A woman can demand without demanding imperiously There is more selfish demanding ... back and forth in front of it is going to free us We must yield first and then we can see clearly and reason justly We must yield first and then we can go back and forth in front of it, and it...
Ngày tải lên: 23/03/2014, 02:20
Báo cáo Y học: Domain organization, folding and stability of bacteriophage T4 fibritin, a segmented coiled-coil protein docx
... structure [9], and this mutation also seems to increase the stability of fibritin M The DHcal values of the 336 K peak of full-length fibritin, and of the 330 K peaks of the B1, SM1, SM4, and E truncated ... temperature of the maximum heat capacity, ÆDCpæmax is the excess heat capacity of proteins in the maximum of the peak, and D1 Cp is the difference between heat capacities for state and (after and before ... Engineering and properties of fibritin deletion mutants To investigate the stability and thermodynamic properties of T4 fibritin, a set of recombinant truncated mutants was designed and analysed...
Ngày tải lên: 24/03/2014, 03:21
basic dna and rna protocols
... 300 g of glycme, 300 mL of 1MNaOH (or 12 g pellets), and 80 mL of 5M EDTA, pH 8.0 For L of 10X: 545 g of Tns, 278 g boric acid, and 46.5 g of EDTA For L of 50X* 242 g of Tns base, 57.1 mL of glacial ... 32P-Labeling of DNA R Smith Introduction Random primed labeling of DNA has now almost superseded the method of nick translation of DNA Random primed labeling, based on the method of Feinberg and Vogelstein ... concentration of 0.244 and vol of ethanol (1 OO%),mix well and place at -70°C for 15 Microcentrifuge for and discard the supernatant Wash the pellet in 700 uL of 70% ethanol, and microfuge for Air-dry...
Ngày tải lên: 10/04/2014, 11:03
basic protein and peptide protocols
... wells at the very ends of the row of wells, for samples in these often suffer distortion during the electrophoresis 14 Be wary of the dangers of electric shock and of fire, and of the neurotoxic acrylamide ... faults and their remedies are given in Table Some examples are shown in Fig Be wary of the dangers of electric shock and of fire, and of the neutrotoxic acrylamide monomer Ready-made solutions of ... prepared by increasing %T and adjustment of %C Such adjustment of %T and %C may be found empirically to improve resolution of closely migrating species A combination of large and small pore gels,...
Ngày tải lên: 10/04/2014, 11:03
antigen processing and presentation protocols
... 729–754 Coux, O., Tanaka, K., and Goldberg, A L (1996) Structure and functions of the 20S and 26S proteasomes Annu Rev Biochem 65, 801–847 Nandi, D., Marusina, K., and Monaco, J J (1998) How endogenous ... role of this protease in cellular protein turnover and its involvement in the generation of class I ligands (6) Currently, there are four kinds of commonly used proteasome inhibitors, all of which, ... quantitation of Ag uptake At this point, inhibitors of phagocytosis (cytochalasin B and D) and of fluid phase endocytosis (amiloride and amiloride analogs), as well as blockade of receptor-mediated...
Ngày tải lên: 10/04/2014, 22:14
animal cell electroporation and electrofusion protocols
... of membrane permeation (number and size of pores or affected areas) The duration of the permeated state The mode and duration of molecular flow The global and local (surface) concentrations of ... Electroporation is now a standard method of transfection and cell loading There is a variety of commercial electroporation equipment, and many published and manufacturer-supplied protocols Many of these protocols ... resistance R of the sample and any circuit elements The formulae relating voltage and capacitance to the relevant electric parameters E and T are sample- and Effects of Pulse Length and Strength...
Ngày tải lên: 11/04/2014, 09:32
gene isolation and mapping protocols
... allele of Dl and allele of Ml Mr and Mrs Smith have four children, two boys and two girls One of the boys and one of the girls has red hair Both of the red-haired children have the alleles and at ... haplotype carries allele of D 11 and allele of M15 Mr Smith, who is brown-haired and has two brown-haired parents, has inherited the haplotype carrying allele of D 11 and allele of M 15 from his father ... parents are called and 2, the children are 3,4, and 5, and and are the paternal grandparents The next two columns contains the identification for the father and mother, respectively, of each person,...
Ngày tải lên: 11/04/2014, 09:42
gene transfer and expression protocols
... extract, and 50 mL glycerol in 9000 mL of water Prepare solution B by mixing 125 g of %HPO, and 38 g of KHgO,in a total vol of L Sterilize each solution separately in the autoclave Prepare L of Superbroth ... 2.2 Large-Scale Isolation of Plasmid DNA by Alkaline Lysis LB (Luria-Bertani) broth: Dissolve 10 g of tryptone, g of yeast extract, and 10 g of NaCl in 900 mL ofwater and adjust the pH to 7.5 ... amount of DNA and the culture conditions used, and generally yields nearly the same number of transformants or a level of expression Calcium Phosphate: DNA Coprecipitation 19 between 10 and 40...
Ngày tải lên: 11/04/2014, 09:42
hemostasis and thrombosis protocols
... 139–148 12 Collen, D and Lijen, H R (1991) Basic and clinical aspects of fibrinolysis and thrombolysis Blood 78, 3114–3124 Isolation of DNA and RNA 25 Isolation of DNA and RNA David J Perry ... extracted once with 200 µL of phenol-chloroform and once with 200 µL of chloroform and the DNA precipitated by adding either 21/2 volume of ice-cold ethanol or an equal volume of prop-2-ol The DNA ... model and reproduce this system in vitro to validate research findings and increase understanding of the interactions For all its complexity, many of these models of hemostasis, both laboratory and...
Ngày tải lên: 11/04/2014, 09:45
hepatitis b and d protocols volume 1
... number of steps needed in the procedure and saves time, labor, and cost More important, fewer steps and tube changes also reduce the risk of cross contamination 1.2 Performing PCR and Detection of ... dCTP, and dGTP), 1.25 M each of primer and primer PCR mix 3–4: same as PCR mix 1–2, but use primer and primer instead of primer and primer PCR mix 5–6: same as PCR mix 1–2, but use primer and ... Fill each of them with 40 L of solution from step 13 and cover with 10 L of mineral oil Pipet 10 L of the PCR product from step 12 into each of the tubes from step 14 Run 30 cycles of PCR, each...
Ngày tải lên: 11/04/2014, 09:45
hepatitis b and d protocols volume 2
... delivery of mg of DNA per target is a good starting point At a MLQ of 0.5 mg gold/cartridge, a DNA loading ratio (DLR) of mg of DNA/mg of gold results in loading mg of DNA per cartridge and therefore ... therefore delivery of mg of DNA per target Therefore preparation of two lengths of tubing requires 100 mg of DNA and 50 mg of gold Plasmid DNA coated gold particles are dissolved in mL of a polyvinylpyrrolidone ... analysis of duck PBMCs and detection of thrombocytes with BA3 monoclonal antibodies is shown in Fig 3.1.4 Conditions for In Vitro Growth and Lectin Stimulation of Duck PBMCs Purification of adherent...
Ngày tải lên: 11/04/2014, 09:45
in vitro transcription and translation protocols
... vol of each individual 10 mM stock of ATP, UTP, and CTP, and vol of water), PL of GTP (0.5 mM, dilute 10 rnM stock 1:20 with water), p.L of the cap analog m7G(5’)ppp(5’)G (5 mM), and pL of DNA ... a-[32P]dATP, PL of 15 mM PNAD, 0.5 pL of 10 mg/mL BSA, PL of U/pL E cull DNA polymerase I, 0.5 PL of U/p,L RNaseH, 0.25 l.tL of U@L E coli DNA ligase, and 56.4 l,tL of H20 Immediately after first-strand ... strand: 10 p.L of annealed DNA, p.L of 10X Klenow buffer, 0.5 pL of mM dNTPs, 10 U of Klenow fragment, and Hz0 up to a final volume of 50 pL Incubate at 37OCfor h 3.6.2 E coli Transforming and...
Ngày tải lên: 11/04/2014, 09:47