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How to flatten nested objects with linq expression
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myBooks.SelectMany(b => b.Chapters
.SelectMany(c => c.Pages
.Select(p => b.Name + ", " + c.Name + ", " + p.Name)));
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Get table name by constraint name [duplicate]
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SELECT owner, table_name
FROM dba_constraints
WHERE constraint_name = <<your constraint name>>
will give you the name of the table. If you don't have access to the DBA_CONSTRAINTS view, ALL_CONSTRAINTS or US...
How can I shift-select multiple checkboxes like GMail?
... can click on one checkbox in the email list, hold down the Shift key, and select a second checkbox. The JavaScript will then select/unselect the checkboxes that are between the two checboxes.
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T-SQL query to show table definition?
...n get most of the details from Information Schema Views and System Views.
SELECT ORDINAL_POSITION, COLUMN_NAME, DATA_TYPE, CHARACTER_MAXIMUM_LENGTH
, IS_NULLABLE
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = 'Customers'
SELECT CONSTRAINT_NAME
FROM INFORMATION_SCHEMA.CONSTRAINT_TABLE_US...
Android Studio - debug keystore
... props variable is assigned then try again.
I pieced these steps together from the information found here and here.
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What does “./” (dot slash) refer to in terms of an HTML file path location?
... is the css folder.
This is important to remember because if you move CSS from /index.htm to /css/style.css the path will change.
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How do I fix the “You don't have write permissions into the /usr/bin directory” error when installin
...ils installed with gem profiles and basically keep all your gems contained from one another. You may want to check out a similar post How can I install Ruby on Rails 3 on OSX
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Is the NOLOCK (Sql Server hint) bad practice?
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With NOLOCK hint, the transaction isolation level for the SELECT statement is READ UNCOMMITTED. This means that the query may see dirty and inconsistent data.
This is not a good idea to apply as a rule. Even if this dirty read behavior is OK for your mission critical web based app...
How to pass parameters on onChange of html select
...avaScript and jQuery. I want to show one combobox-A, which is an HTML <select> with its selected id and contents at the other place on onChange().
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Linux command to print directory structure in the form of a tree
Is there any linux command that I can call from a Bash script that will print the directory structure in the form of a tree, e.g.,
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