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How do I remove an array item in TypeScript?
...task because it is a safe way to get the desired effect without confusing side effects.
– Elianora
Feb 28 '18 at 4:23
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What is the difference between Integrated Security = True and Integrated Security = SSPI?
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According to Microsoft they are the same thing.
When false, User ID and Password are specified in the connection. When true, the current Windows account credentials are used for authentication.
Recognized values are true, false, yes, no, and sspi (strongly recommended), which is equivale...
Set value of textarea in jQuery
...set HTML attributes! It only sets JavaScript properties, whilst trying to hide the difference for cases like class/className where the name is different. But you will still see the difference for places where the attribute and property do different things, such as in form elements.
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Javascript : natural sort of alphanumerical strings
...s, it is better to create an Intl.Collator object and use the function provided by its compare property. Docs link
var collator = new Intl.Collator(undefined, {numeric: true, sensitivity: 'base'});
var myArray = ['1_Document', '11_Document', '2_Document'];
console.log(myArray.sort(collator.c...
PostgreSQL create table if not exists
...to work around it:
CREATE OR REPLACE FUNCTION create_mytable()
RETURNS void
LANGUAGE plpgsql AS
$func$
BEGIN
IF EXISTS (SELECT FROM pg_catalog.pg_tables
WHERE schemaname = 'myschema'
AND tablename = 'mytable') THEN
RAISE NOTICE 'Table myschema.mytable a...
How to scroll to bottom in a ScrollView on activity startup
...ne as following:
getScrollView().post(new Runnable() {
@Override
public void run() {
getScrollView().fullScroll(ScrollView.FOCUS_DOWN);
}
});
This way the view is first updated and then scrolls to the "new" bottom.
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Correct way to override Equals() and GetHashCode() [duplicate]
... hoping that someone could show me the correct what of implementing a override of Except() and GetHashCode() for my class.
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CURL Command Line URL Parameters
... header, why? Try it out:
curl -X DELETE 'http://localhost:5000/locations?id=3'
or
curl -X GET 'http://localhost:5000/locations?id=3'
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一致性hash和solr千万级数据分布式搜索引擎中的应用 - 大数据 & AI - 清泛...
...要考虑如果均衡分配，假设我们600个数据都是统一的自增id数据，从1~600，分成3堆可以采用 id mod 3的方式。其实在真实环境可能不是这种id是字符串。需要把字符串转变为hashcode再进行取模。
从图中可以看出 1号机器的3、5、9迁...
SQL how to increase or decrease one for a int column in one command
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To answer the second:
There are several ways to do this. Since you did not specify a database, I will assume MySQL.
INSERT INTO table SET x=1, y=2 ON DUPLICATE KEY UPDATE x=x+1, y=y+2
REPLACE INTO table SET x=1, y=2
They both can handle your question. However, the first syntax allows for...