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How does a hash table work?
I'm looking for an explanation of how a hash table works - in plain English for a simpleton like me!
15 Answers
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Does Dart support enumerations?
...ts work best on integers, because then they can be compiled down to a jump table.
– Kai Sellgren
Dec 19 '12 at 14:20
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MAC addresses in JavaScript
...ince any server-side programming language allows you do get access the ARP table, even indirectly (e.g. through a subprocess). I think "client-side language" would work better...
– kirbyfan64sos
Oct 6 '16 at 19:51
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How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
I have a table with existing data. Is there a way to add a primary key without deleting and re-creating the table?
4 Answer...
Improving bulk insert performance in Entity framework [duplicate]
I want to insert 20000 records in a table by entity framework and it takes about 2 min. Is there any way other than using SP to improve its performance. This is my code:
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Doctrine and composite unique keys
...Mapping\UniqueConstraint;
/**
* Common\Model\Entity\VideoSettings
*
* @Table(name="video_settings",
* uniqueConstraints={
* @UniqueConstraint(name="video_unique",
* columns={"video_dimension", "video_bitrate"})
* }
* )
* @Entity
*/
See @UniqueConstraint
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Checking for empty queryset in Django
...ed about 5 years before this one. The only thing this answer brings to the table which is perhaps new is if orgs.first(). (Even this is debatable: is it substantially different from doing the orgs[0] suggested about 5 years ago too?) You ought to develop that part of the answer: when would one want ...
Navigation bar appear over the views with new iOS7 SDK
...The search bar is appearing below the statusbar and navigation bar. The tableview is appearing below the search bar
9 A...
Bootstrap table without stripe / borders
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The border styling is set on the td elements.
html:
<table class='table borderless'>
css:
.borderless td, .borderless th {
border: none;
}
Update: Since Bootstrap 4.1 you can use .table-borderless to remove the border.
https://getbootstrap.com/docs/4.1/content/tabl...
CSS: Truncate table cells, but fit as much as possible
Meet Fred. He's a table:
18 Answers
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