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Which is faster: multiple single INSERTs or one multiple-row INSERT?
...
https://dev.mysql.com/doc/refman/8.0/en/insert-optimization.html
The time required for inserting a row is determined by the following factors, where the numbers indicate approximate proportions:
Connecting: (3)
Sending query to s...
Why there is no ForEach extension method on IEnumerable?
...d the method:
Type checking: foreach is done at runtime, ForEach() is at compile time (Big Plus!)
The syntax to call a delegate is indeed much simpler: objects.ForEach(DoSomething);
ForEach() could be chained: although evilness/usefulness of such a feature is open to discussion.
Those are all gr...
Calculate text width with JavaScript
...uto;
width: auto;
white-space: nowrap; /* Thanks to Herb Caudill comment */
}
<div id="Test">
abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
</div>
share
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How to read a CSV file into a .NET Datatable
...ders specified in the first line. What you have appears to be more generic comma-delimited, discriminated data, requiring more sophisticated "ETL" to parse from the file into object instances of varying types (which could include DataRows of different DataTables).
– KeithS
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What are the possible values of the Hibernate hbm2ddl.auto configuration and what do they do
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From the community documentation:
hibernate.hbm2ddl.auto Automatically validates or exports schema DDL to the database when the SessionFactory is created. With create-drop, the database schema will be dropped when the SessionFacto...
PreparedStatement IN clause alternatives?
... them in SQL and use in your where criteria.
A brute-force variant is here http://tkyte.blogspot.hu/2006/06/varying-in-lists.html
However if you can use PL/SQL, this mess can become pretty neat.
function getCustomers(in_customerIdList clob) return sys_refcursor is
begin
aux_in_list.parse(in_cus...
How to upgrade Git on Windows to the latest version?
...t; git update-git-for-windows
In versions between 2.14.2 and 2.16.1, the command was
C:\> git update
(It was later renamed to avoid confusion with updating the local repository, e.g. like svn update does it.)
That command does not exist in Git 2.13 and before.
If this errors with "is not a...
Is there a way to create xxhdpi, xhdpi, hdpi, mdpi and ldpi drawables from a large scale image?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Oct 5 '13 at 10:33
CommonsWareCommonsWa...
What is the “right” JSON date format?
...s not sort correctly after the year 10000. We do have almost 8000 years to come up with a new format though, so it's probably not an issue.
– Erfa
Aug 19 '15 at 14:29
8
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Git vs Team Foundation Server [closed]
...rds, although I am not very familiar with TFS. Can someone with experience compare branching support on TFS to Git branching? Also, in general, what are the pros and cons of TFS? Am I going to hate it after
using Git for a few years?
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