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Delete sql rows where IDs do not have a match from another table
...is non-nullable. Also, the third solution (NOT IN) only requires that f.id by non-nullable. Presumably that is a primary key, so it would be.
– ToolmakerSteve
Sep 26 '16 at 7:42
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Drop all the tables, stored procedures, triggers, constraints and all the dependencies in one sql st
Is there any way in which I can clean a database in SQl Server 2005 by dropping all the tables and deleting stored procedures, triggers, constraints and all the dependencies in one SQL statement?
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Web API Routing - api/{controller}/{action}/{id} “dysfunctions” api/{controller}/{id}
...n "object of id id";
}
[HttpGet]
public IEnumerable<string> ByCategoryId(int id)
{
return new string[] { "byCategory1", "byCategory2" };
}
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SQLite add Primary Key
I created a table in Sqlite by using the CREATE TABLE AS syntax to create a table based on a SELECT statement. Now this table has no primary key but I would like to add one.
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SQL WHERE ID IN (id1, id2, …, idn)
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fnSplitter is a function created by Ritu, you can find on internet/google similar of it
– Bashar Abu Shamaa
May 9 '18 at 9:01
add a c...
How to conditionally push an item in an observable array?
...(o2);
combo.push(o3);
function find()
{
var ide=document.getElementById("vid").value;
findandset(Number(ide),mysel);
}
function indx()
{
var x=document.getElementById("kam").selectedIndex;
alert(x);
}
function getsel()
{
alert(mysel().valuee());
}
function findand...
INSERT IF NOT EXISTS ELSE UPDATE?
...on Confliction from new one. In above case all other data will be replaced by new one that is not correct.
– Mrug
Apr 9 '14 at 11:25
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Change Active Menu Item on Page Scroll?
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It's done by binding to the scroll event of the container (usually window).
Quick example:
// Cache selectors
var topMenu = $("#top-menu"),
topMenuHeight = topMenu.outerHeight()+15,
// All list items
menuItems = topMenu.f...
JavaScript and Threads
...amHasler You may want to revise your answer. Web workers are now supported by all modern desktop browsers. See also caniuse.com/#search=worker
– Rob W
Apr 6 '13 at 8:42
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How to extract the decision rules from scikit-learn decision-tree?
...eated my own function to extract the rules from the decision trees created by sklearn:
import pandas as pd
import numpy as np
from sklearn.tree import DecisionTreeClassifier
# dummy data:
df = pd.DataFrame({'col1':[0,1,2,3],'col2':[3,4,5,6],'dv':[0,1,0,1]})
# create decision tree
dt = DecisionTre...