大约有 37,000 项符合查询结果（耗时：0.0545秒） [XML]
Too many 'if' statements?
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If you cannot come up with a formula, you can use a table for such a limited number of outcomes:
final int[][] result = new int[][] {
{ 0, 0, 1, 2 },
{ 0, 0, 2, 1 },
{ 2, 1, 3, 3 },
{ 1, 2, 3, 3 }
};
return result[one][two];
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DateTime format to SQL format using C#
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I think the C# "Sortable" format does the same thing. So you can just do myDateTime.ToString("s");
– ProVega
Mar 24 '14 at 2:35
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How to fix the datetime2 out-of-range conversion error using DbContext and SetInitializer?
...l DateTime Start { get; set; } to datetime2 in corresponding column in the table. Because by default EF will map it to datetime.
This can be done by fluent API or data annotation.
Fluent API
In DbContext class overide OnModelCreating and configure property Start (for explanation reasons it's a ...
SQL: How to properly check if a record exists
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It's better to use either of the following:
-- Method 1.
SELECT 1
FROM table_name
WHERE unique_key = value;
-- Method 2.
SELECT COUNT(1)
FROM table_name
WHERE unique_key = value;
The first alternative should give you no result or one result, the second count should be zero or one.
How old is...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
... entries for drivers and line disciplines in
this directory, as shown in Table 1-11.
Table 1-11: Files in /proc/tty
..............................................................................
File Content
drivers list of drivers and the...
Change the Right Margin of a View Programmatically?
... As per your NOTE: I have doubt. If the textview or a button is inside a table row? Then what should I use instead of Relative Layout, Table Layout?
– tejas
Jun 27 '13 at 4:19
1
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What's faster, SELECT DISTINCT or GROUP BY in MySQL?
If I have a table
15 Answers
15
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What can you use Python generator functions for?
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Real World Example
Let's say you have 100 million domains in your MySQL table, and you would like to update Alexa rank for each domain.
First thing you need is to select your domain names from the database.
Let's say your table name is domains and column name is domain.
If you use SELECT domai...
WCF vs ASP.NET Web API [closed]
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this table is meaningless. "JQuery" (scare quotes for the capital J) is a protocol and/or format?
– hyankov
Sep 2 '17 at 18:39
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What is the difference between “text” and new String(“text”)?
...al is needed, use of this constructor is unnecessary since strings are immutable.
Related questions
Java Strings: “String s = new String(”silly“);”
Strings are objects in Java, so why don’t we use ‘new’ to create them?
What referential distinction means
Examine the follow...