"];//file name extension
$savepath = "{$dir}/{$name}"//thumbnail save path, new file name *.thumb.jpg
Get basic information about a picture
$info =getimageinfo ($SRC);
$width = $info [0];//get picture width
$height = $info [1];//get picture height
$per 1=round ($width/$height, 2);//calculation of the original aspect ratio
$per 2=round ($w/$h, 2);//calculate the thumbnail aspect ratio
Calculate zoom ratio
if ($per 1> $per 2| | $per 1== $per 2)
{
The image aspect ratio is greater than or
following:
_binSpecifies that backward-compatible binary sort order is used.
_bin2Specifies the binary sort order using the code-bit comparison semantics introduced in SQL Server 2005.
_strokeSort by stroke
_ci (CS)is case-sensitive, CI not differentiated, CS differentiated
_ai (AS)Whether accent-sensitive, AI is not differentiated, as differentiated
_ki (KS)Whether the kana type is differentiated, Ki does not differentiate, KS differentiates
_wi (WS)Whether th
In Oracle, the non-equal sign has the following options:Test SQLCREATE TABLE test ( ID int, name VARCHAR2 (Ten), age int) insert INTO test (id,name,age) VALUES (1, ' Zhangsan ', 23 INSERT into Test (id,name,age) VALUES (2, ' Lisi ', "); INSERT into Test (Id,name,age) VALUES (3, ' Wangwu ', null); Test (Id,name,age) VALUES (4, ' Sunqi ', +), insert into Test (id,name,age) VALUES (5, ', 22);Field name and age have null valuesExample 1, query age is n
Question 21: programming, input two integers n and m, from Series 1, 2, 3 ,...... N is random, so that the sum is equal to m. All possible combinations are required. It is actually a backpack problem. Solution: 1. First, determine that if nm is used, the number of n greater than m cannot be involved in the combination, and then set it to nm; 2. Add the maximum number n to the nm,
Question 21: programming, input two integers n and m, from Series 1, 2,
highly relatively high, but IE does not support this property, We do not have to blame IE, I believe there will be some improvement in the future. Here I made a model.First look at the structure of XHTML:It's easy to read without an explanation, but here's a table structure, not very similar.Down is CSS:. Equal {display:table;Border-collapse:separate;}. Row {Display:table-row;}The. Row Div {Display:table-cell;}. Row. One {width:200px;}. Row.width:200
Differences:
1. the symbolic names defined using the equ directive cannot be the same as other symbolic names. The symbolic names must be unique and cannot be redefined;
The symbolic names defined by the equal sign pseudo command "=" can be duplicated, can be redefined, and can be assigned a value again.
2. the symbolic names defined using the equ pseudo command can not only represent a constant or constant expression, but also represent strings, keyw
Among the countless books related to globalization built in major book stores, "The world is equal" (The World Is Flat: A Brief History of the twenty-first century) Not just " Another copy " Such a book. In the past year, it was included by Bill · Business leaders, including gates, have been repeatedly recommended by all MBA Students talk. 2005 In the Western commercial society of the Year, "The World Is Flat" is a cultural even
By default (that is, if the type does not overload the = = operator), the = = operator Determines whether two values in the stack are equal. To verify this conclusion, consider the following procedure:Namespace Judgeequals{Class Program{static void Main (string[] args){int a = 10;int B = 10;Console.WriteLine (A==B);string S1 = "abc";string s2 = "abc";Console.WriteLine (S1==S2);person P1 = new person ();person P2 = new person ();Console.WriteLine (P1==
Two different strings. after comparison, php considers them to be equal. it is strange if ("0e1683" = "0e0473 "){
Echo "equal ";
}
The comparison between "0e0983" and "0e0473" is also equal. why?
Reply to discussion (solution)
This statement is very special and can only be used for comparison of generations.If ("0e1683" = "0e0473 ") The reason is as f
What does the continuous use of "equal sign" mean? The following is a piece of code in dedecms:
$dsql=$db=new DedeSql(FALSE)
A "=" is a value assignment,
What does this method mean?
Reply to discussion (solution)
Assign values at the same time$ A = $ B = 1;Equivalent$ A = 1;$ B = 1; However, note that$ Dsql = $ db = new DedeSql (FALSE)Not equivalent$ Dsql = new DedeSql (FALSE );$ Db = new DedeSql (FALSE ); The former is that two variables
01 3 11 9 40 1 03 5 55 5 14 6 31 5 75 7 3Sample Outputcase 1:4,003,120,151Source2012 ACM/ICPC Asia Regional Hangzhou Online Test instructions is the number of intervals less than or equal to H. This inscribed time is a bit long, wrong in these places: (1) because the number is starting from 0, so when the query, Interval l[i] and r[i] should +1, when the query l[i]-1,r[i], or the interval l[i] and r[i] do not change, query, on l[i],r[i]+1. (2) Becaus
Slave have equal MySQL server UUIDs, equaluuids
Recently, When I deployed The MySQL master-slave replication architecture, I encountered "Last_IO_Error: Fatal error: The slave I/O thread stops because master and slave have equal MySQL server UUIDs; these UUIDs must be different for replication to work. "error message. That is, the same UUID is used in the master-slave architecture. Check the server_id syste
of LZ, but the mentality.
(5) What are the setbacks if you have to fight and defeat?
(6) complain, but do not take it seriously.
(7) FPGA is just a shell, and it also needs a soul
(8) It is recommended that the landlord mix up a graduate student and learn by himself when mixing.
(9) In China, interpersonal relationships are a critical issue.
(10) complaints will not produce value. You can achieve your goal.
(11)You must understand one thing. The current graduate student is
The Equality comparison of operators in LINQ uses iequalitycomparer
Distinct
Although this interface can be used for custom equal comparison, if multiple equal comparisons are performed for the same type, multiple sub-types of the iequalitycomparer
If a person class is defined as follows:
class Person { public string Name { get; set; } public int Age { get; set; } }
There is a person
Slave have equal MySQL Server UUIDs
Recently, When I deployed The MySQL master-slave replication architecture, I encountered "Last_IO_Error: Fatal error: The slave I/O thread stops because master and slave have equal MySQL server UUIDs; these UUIDs must be different for replication to work. "error message. That is, the same UUID is used in the master-slave architecture. Check the server_id system variables.
be converted in the expression, and returns an invalid result, not returning an exact value.If Nan is a worthwhile word, Nan is an arbitrary value except for a number, but it is definitely not a definite value!If you don't understand, we can also use regular expressions to describe Nan values: [^\d]So nan! = Nan, because it is a range and cannot represent a definite valueIn addition, there is a function associated with Nan, IsNaN (), which is used to determine whether a variable is a number or
Record an equal-height layout, padding and margin hedging.The Padding-bottom is set very large to increase the child container height, Margin-bottom is set to Padding-bottom equal negative value to restore the child container height, and the parent container sets Overflow:hidden to hide the child elements. Finally, use the inner div to position the parent container absolutely to simulate the child container
The subject really made me confused. I haven't read it for a long time to understand what it means. Help the degree Niang only suddenly dawned. It is hereby recorded and valued.Using the break control programFunction Description: Calculates a number that is greater than (or equal to) 2000 of all integers between 1~100 that cannot be divisible by 3int sum = 0; Integers that cannot be divisible by 3.int num = 0; and a number greater than or
Gifted human rights, born and equalDear God of the Sun, the Lord of all Nations, my hands iittie giri, sense the oath of the heart. When you put the first ray of sunshine into the world, it is carrying the ancient information and energetic material, the catalysis inorganic nature to glow the vitality. The humble grass on the Earth began to break the dust, pulling out the green of yellow, stretching to the distant country, the surging river, countless fry, is enjoying the joy of life movement. A
Php compares two strings to determine if they are equal. Which of the Two Strings is more efficient than strcmp? Php compares two strings to see if they are equal, = and strcmp (). which one is more efficient?
Reply content:
Php compares two strings to see if they are equal, = and strcmp (). which one is more efficient?
In my opinion, I still need to practic
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