comparison

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PHP string comparison for strings which look the same in some views, but not in others

I have two strings that look the same when I echo them, but when I var_dump() them they are different string types:[详细]

2023-03-19 10:12 分类：问答
What are the general rules for comparing different data types in C?

Lets say I have the following scenarios: int i = 10; short s = 5; if (s == i){ do stuff... } else if (s < i) {[详细]

2023-03-19 06:37 分类：问答
How to compare varbinary in where clause in SQL Server

I want to compare varbinary type with byte array. I have tried so far: DECLARE @data AS NVARCHAR(MAX)=\'4283\'[详细]

2023-03-19 03:25 分类：问答
bitmap data likeness algorithm

I\'d like to compare two bitmaps or parts of bitmap and see how alike they are. I\'ve came across some likeness algorithms for string data, like Levenshtein distance, and Jaro–Winkler distance. the[详细]

2023-03-19 01:46 分类：问答
Compare two dates in a table and return the greater using SQL

Both dates are stored in one table. If date1 is greater, I want to return date1, if date2 is greater I want to return date2. I want them to be part of larger query so开发者_JS百科 I would like one mai[详细]

2023-03-18 20:54 分类：问答
how to compare string in lambda expression

I have an issue that I would appreciate any help with. Background - I have a database that holds a string (i.e. - StackOverFlow) and I need to compare a passed in value to that string and make it cas[详细]

2023-03-18 12:02 分类：问答
How can I determine that one alphanumeric ID is greater than another in Ruby?

Right now I am working on a project that issues IDs consisting of both letters and numbers, for example 345A22. I need this progra开发者_如何学JAVAm to be able to tell that for example, 345B22 is grea[详细]

2023-03-18 06:16 分类：问答
Image Comparing and return Percentage

int DiferentPixels = 0; Bitmap first = new Bitmap(\"First.jpg\"); Bitmap second = new Bitmap(\"Second.jpg\");[详细]

2023-03-18 05:01 分类：问答
The best way to join in Linq

I was working with the first method below, but then I found开发者_运维技巧 the second and want to know the difference and which is best.[详细]

2023-03-18 03:31 分类：问答
How to compare two query results for equality in MySQL?

I\'m a MySQL user. I have two queries, and I wish to compare their results for equality. I would like to do this with a single query which would return true or false, so each of my two queries would m[详细]

2023-03-18 02:40 分类：问答