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What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
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The ~ selector is in fact the General sibling combinator (renamed to Subsequent-sibling combinator in selectors Level 4):
The general sibling combinator is made of the "tilde" (U+007E, ~)
character that separates two sequence...
mysql - how many columns is too many?
...every column to be returned by every query is perfectly normal; that's why SELECT statement lets you explicitly name the columns you need.
As a general rule, your table structure should reflect your domain model; if you really do have 70 (100, what have you) attributes that belong to the same entit...
Rails Object to hash
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Works with joins and select, Person.joins(:address).select("addresses.street, persons.name").find_by_id(id).attributes, will return { street: "", name: "" }
– fangxing
Jun 15 '17 at 2:29
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Create new user in MySQL and give it full access to one database
...';
Where ALL (priv_type) can be replaced with specific privilege such as SELECT, INSERT, UPDATE, ALTER, etc.
Then to reload newly assigned permissions run:
FLUSH PRIVILEGES;
Executing
To run above commands, you need to run mysql command and type them into prompt, then logout by quit command...
HTTPS setup in Amazon EC2
... of your project
On Load Balancer Protocol add Http and Https
Next > Select exiting security group
Choose the security group that you have create in the previous step
Next > Choose certificate from ACM
Select the certificate of the step 1
Next >
on Health check i've used the ping p...
Installing Apple's Network Link Conditioner Tool
...per.apple.com/download/more/?q=Additional%20Tools
Install the dmg file, select hardware from installer
select Network Link conditioner prefpane
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I want to use CASE statement to update some records in sql server 2005
...e values are not permitted and your update may create them. For example:
SELECT
[Id]
,[QueueId]
,[BaseDimensionId]
,[ElastomerTypeId]
,CASE [CycleId]
WHEN 29 THEN 44
WHEN 30 THEN 43
WHEN 31 THEN 43
WHEN 101 THEN 41
WHEN 102 THEN 43
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How can I disable ReSharper in Visual Studio and enable it again?
...nd to Ctrl alt A. That might be because Re# has bound the Ctrl W to Extend selection
– Default
Feb 21 '13 at 9:52
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How to select where ID in Array Rails ActiveRecord without exception
When I have array of ids, like
6 Answers
6
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How to edit incorrect commit message in Mercurial? [duplicate]
...-amend option.
and in tortoiseHg, you can use "Amend current revision" by select black arrow on the right of commit button
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