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How to strip all non-alphabetic characters from string in SQL Server?
... function:
Create Function [dbo].[RemoveNonAlphaCharacters](@Temp VarChar(1000))
Returns VarChar(1000)
AS
Begin
Declare @KeepValues as varchar(50)
Set @KeepValues = '%[^a-z]%'
While PatIndex(@KeepValues, @Temp) > 0
Set @Temp = Stuff(@Temp, PatIndex(@KeepValues, @Temp), 1, ''...
How come an array's address is equal to its value in C?
...lly converts pointers in hexadecimal, it might look something like:
0x12341000 0x12341010
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How to declare constant map
... a pseudo-constant), you can do:
var romanNumeralDict = map[int]string{
1000: "M",
900 : "CM",
500 : "D",
400 : "CD",
100 : "C",
90 : "XC",
50 : "L",
40 : "XL",
10 : "X",
9 : "IX",
5 : "V",
4 : "IV",
1 : "I",
}
Inside a func you can declare it like:
romanNum...
vertical align middle in
...table; along with vertical-align: middle;, also don't forget to use width: 100%; for #abc
Demo
#abc{
font:Verdana, Geneva, sans-serif;
font-size:18px;
text-align:left;
background-color:#0F0;
height:50px;
display: table;
width: 100%;
}
#abc span {
vertical-align:middle;
display: ...
What killed my process and why?
...
Try:
dmesg -T| grep -E -i -B100 'killed process'
Where -B100 signifies the number of lines before the kill happened.
Omit -T on Mac OS.
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impr...
MySQL with Node.js
... express();
var pool = mysql.createPool({
connectionLimit : 100, //important
host : 'localhost',
user : 'root',
password : '',
database : 'address_book',
debug : false
});
function handle_database(req,res) {
pool.getConnection(function(err,connect...
unix - head AND tail of file
... Sorry to say, but the answer only works in some cases. seq 100 | (head; tail) gives me only first 10 numbers. Only on much larger input size (like seq 2000) the tail gets some input.
– modular
Sep 21 '16 at 18:57
...
How to do a case sensitive search in WHERE clause (I'm using SQL Server)?
...ne like this:
SELECT *
FROM Users
WHERE
CAST(Username as varbinary(100)) = CAST(@Username as varbinary))
AND CAST(Password as varbinary(100)) = CAST(@Password as varbinary(100))
AND Username = @Username
AND Password = @Password
...
Paperclip::Errors::MissingRequiredValidatorError with Rails 4
...d_file :avatar, :styles => { :medium => "300x300>", :thumb => "100x100>" }, :default_url => "/images/:style/missing.png"
validates_attachment_content_type :avatar, :content_type => /\Aimage\/.*\Z/
end
Rails 4
class User < ActiveRecord::Base
has_attached_file :avatar, :sty...
How random is JavaScript's Math.random?
...
Given numbers between 1 and 100.
9 have 1 digit (1-9)
90 have 2 digits (10-99)
1 has 3 digits (100)
Given numbers between 1 and 1000.
9 have 1 digit
90 have 2 digits
900 have 3 digits
1 has 4 digits
and so on.
So if you select some at random, ...