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How do I wrap text in a pre tag?
... of the line). developer.mozilla.org/en-US/docs/Web/CSS/white-space has a table summarizing the behavior of white-space values.
– Paul
Jan 26 '17 at 14:57
1
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Find XOR of all numbers in a given range
...f() function calculates the XOR total run from [0, a]. Take a look at this table for 4-bit numbers:
0000 <- 0 [a]
0001 <- 1 [1]
0010 <- 3 [a+1]
0011 <- 0 [0]
0100 <- 4 [a]
0101 <- 1 [1]
0110 <- 7 [a+1]
0111 <- 0 [0]
1000 <- 8 [a]
1001 <- 1 [1]
1010 <- 11 [...
Difference between float and decimal data type
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This is what I found when I had this doubt.
mysql> create table numbers (a decimal(10,2), b float);
mysql> insert into numbers values (100, 100);
mysql> select @a := (a/3), @b := (b/3), @a * 3, @b * 3 from numbers \G
*************************** 1. row *************************...
Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server?
...) - square(avg(t2.monret))))),
current_timestamp,@MaxDate
from Table1 t1 join Table1 t2 on t1.Date = traDate
group by t1.index_id,t2.index_id
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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...
Android static object lifecycle
...tarts a process and assigns it a unique process id and allocates a process table.A process start an instance of DVM(Dalvik VM); Each application runs inside a DVM.
A DVM manages class loading unloading, instance lifecycle, GC etc.
Lifetime of a static variable: A static variable comes into existenc...
What does principal end of an association means in 1:1 relationship in Entity framework
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@Ladislav, I need to make two independant tables that both have an optional reference to each other (one to one), I want them both to have their own PKs each, how is this possible? I posted a separate question.
– Shimmy Weitzhandler
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Curly braces in string in PHP
.... I use this pattern when the class attributes map to fields in a database table. While it is possible to store arrays in a database using serialization, it is inefficient, and pointless if the individual fields must be indexed. I often add an array of the field names, keyed by the iterator, for the...