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How can I do SELECT UNIQUE with LINQ?
...e.MainTable
where dbo.Property == true
select dbo.Color.Name).Distinct().OrderBy(name=>name);
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Effective method to hide email from spam bots
...'@'), indexOf('mailto:'), etc. The parsing thread would receive only +-200 chars around the match which would allow so complex parsing that it would 'appear' to be infinite in terms of parsing power.
– Jani Hyytiäinen
Feb 28 '15 at 8:33
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Change limit for “Mysql Row size too large”
...rows of your
tables plus the length of other variable length fields (VARCHAR, VARBINARY, and TEXT type fields).
In my situation the offending blob table was around 16MB. Thus, the way I solved it was by adding a line to my.cnf that ensured I had at least 10x that amount and then some:
innodb_l...
Python nonlocal statement
...eavily indented when defining inner functions and ends up violating the 79 chars PEP8 recommendation. Any way to get around this problem? Can an inner function somehow be placed outside the outer function? I know the question sounds stupid, but I'm earnest.
– tommy.carstensen
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get list of pandas dataframe columns based on data type
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If you are just selecting columns by data type, then this answer is obsolete. Use select_dtypes instead
– Ted Petrou
Nov 3 '17 at 16:58
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Convert Datetime column from UTC to local time in select statement
I'm doing a few SQL select queries and would like to convert my UTC datetime column into local time to be displayed as local time in my query results. Note, I am NOT looking to do this conversion via code but rather when I am doing manual and random SQL queries against my databases.
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efficient way to implement paging
...inq (with SQL 2005 / 2008 as database server) your query will be using the Select ROW_NUMBER() Over ... statement, with is somehow direct paging in the SQL engine.
Giving you an example, I have a db table called mtcity and I wrote the following query (work as well with linq to entities):
using (Da...
Similarity String Comparison in Java
...ns Text's implementation of Levenshtein distance:
apply(CharSequence left, CharSequence rightt)
Implement it in your own. Below you'll find an example implementation.
Working example:
See online demo here.
public class StringSimilarity {
/**
* Calculates the similarity...
SQL - Query to get server's IP address
...
SELECT
CONNECTIONPROPERTY('net_transport') AS net_transport,
CONNECTIONPROPERTY('protocol_type') AS protocol_type,
CONNECTIONPROPERTY('auth_scheme') AS auth_scheme,
CONNECTIONPROPERTY('local_net_address') AS loc...
Get list of databases from SQL Server
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Execute:
SELECT name FROM master.sys.databases
This the preferred approach now, rather than dbo.sysdatabases, which has been deprecated for some time.
Execute this query:
SELECT name FROM master.dbo.sysdatabases
or if you pref...