following results:Array ([0] = 8[1] = 7[2] = 5[3] = 2[4] = 1)Sort by keywordWhen we use arrays, we often reorder them from high to low according to the keyword. The Ksort () function is a function that sorts according to the keyword, while it maintains the relevance of the keyword during sorting. Listing C is an example:Listing C?>It outputs the following results:Array ([DE] = Germany[ES] = Spain[In] = India[US] = states)The Krsort () function is inv
Distributed teams
Perforce can well support the software development of distributed teams of multinational companies. Assume that a multinational company has developers and testers for a product in the United States, India, China, and UK, and p4server (mainserver) is in the United States, we know that the long-distance transmission of files is very slow. How can we enable people in India, China, and the
China has many excellent software talents, but why is it difficult to make large software systems? How should we cultivate Chinese software talents? Zhang yaqin, president of Microsoft Asia Research Institute, today proposed four qualities that must be possessed by software talents, with special emphasis on the team spirit.
Zhang yaqin received an interview with reporters after a speech at the "skilled talents and Made in China" high-level forum today.
In recent years, India's software industr
In lunar December 8, Chinese people used to boil LABA porridge, which is called "LABA Festival ". There are various stories about the origins of LABA porridge.
Saturu saturah Saturday is a Buddhist festival. Before Sakyamuni became a Buddha, he went out to do his work. After six years of hard work, he went hungry and exhausted. A shepherd gave him a milk-(milk porridge), recovered his physical strength, washed away the dirt on his body, and finally became a Buddha under the bodhi tree. Buddh
turtles, and Xuan Wu is called. As a result, Qinglong, Baihu, zhuque, and Xuanwu became the four gods of the city's God guard, evil spirits, and yin and yang. Among the four gods, Qinglong and white tigers are mainly regarded as the spirit of the evil spirits, and their images are displayed on the gongque, dianmen, gate, or tomb buildings and their artifacts, in the last case, the dragon did not promote the tomb owner to heaven, but to deter evil spirits and protect the soul and peace of the t
device running Linux. Vishal Kulkarni, one of the authors of this article, is also involved in its development. In IBM's Linux watch: The Challenge of miniaturization (PDF), or this article (Freeos.comMarch 2001.
InDeveloperworksTo view more Linux references.
InDeveloperworksFor more information about wireless.
About the authorAnand K santhanam earned a bachelor's degree in computer science from Madras University in India. He has been wor
In China, open-source education is like "Talking on paper. A few people shouted "Open Source education", but it was just a small Loach that could not afford to go big waves.
In February 23, India's open-source education finally surfaced. In 2001, the Confederation of India Industry Alliance created a non-profit organization, "Shiksha India) online education (e-learning) for 650,000 villages and 0.5 billi
NsranGE 's definition typedef struct _NSRANGE{Nsuinteger location;Nsuinteger length;} Nsrange;Nsrange is a struct in which the location is an index that starts at 0, and length is a representation of how long the object is. They are all types of Nsuinteger . the NsuintEger type is defined as follows: #if __lp64__ | | target_os_embedded | | Target_os_iphone | | Target_os_win32 | | Ns_build_32_liKe_64 Typedef unsigned long nsuinteger; #elseTypedef unsigned int nsuinteger; #endifExample:
array of elements, and can also be arranged alphabetically by number size. Listing B shows us an example of it:
Listing B
Copy Code code as follows:
?>
Its output results are as follows:
Copy Code code as follows:
Array ([0] => 8
[1] => 7
[2] => 5
[3] => 2
[4] => 1
)
Sort by keyword
When we use arrays, we often reorder them according to the array of keywords, from high to low. The Ksort () function is the sort of function that is sorted
country code, but directly using the country name as primary Key)
Country (country)
Population (population)
China
600
United States
100
Canada
100
United Kingdom
200
France
300
Japan
250
Germany
200
Mexico
50
India
250
According to the population data of this country, the population
information given to any country in the region of ' India ' (India), ' Iran ' (Iran)
SELECT * from BBCWHERE Region in(SELECT region from BBCWHERE name in (' India ', ' Iran '))
Third, the European countries with GDP per capita exceeding ' United Kingdom ' (UK).
SELECT name from BBCWHERE region= ' Europe ' and gdp/pop
ignored.One, the known data in a different way to group, analysis. There is the following data: (in order to see more clearly, I did not use the country code, but directly with the country name as primary Key) country (country) population (population) China 600 USA 100 Canada 100 UK 200 France 300 Japan 250 Germany 200 Mexico 50 India 250 According to the population data of this country, the population of Asia and North America is counted. The follow
another way, analyzed. has the following data: (in order to see more clearly, I did not use the country code, but directly with the country name as primary Key)
Country (country)
Population (population)
China
600
United States
100
Canada
100
United Kingdom
200
France
300
Japan
250
Germany
200
Mexico
50
50
India
250
Now to count the number of people on each continent, you can use the following statement:SELECT SUM (population), case country when ' China ' Then ' Asia ' when ' India ' then ' Asia ' when ' Japan ' Then ' Asia ' When ' us ' then ' North America ' when ' Canada ' Then ' Nort
United States
100
Canada
100
UK
200
France
300
Japan
250
Germany
200
Mexico
50
India
250
expected query results:
Chau
Population
Asia
1100
North america
250
Other
700
', 80)INSERT into Testscore values (' John Doe ', ' English ', 90)Select Tname as ' name ',Max (case ttype "language" then Tscor else 0 end) ' Language ',Max (case ttype when ' math ' then Tscor else 0 end) ' Math ',Max (case ttype when ' English ' then Tscor else 0 end) ' English 'From TestscoreGROUP BY TnameExample TwoThere is the following data: (in order to see more clearly, I did not use the country code, but directly with the country name as primary Key)
Country (country)
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