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How can I disable ARC for a single file in a project?

... Flags. You can also add it to multiple files by holding the cmd button to select the files and then pressing enter to bring up the flag edit box. (Note that editing multiple files will overwrite any flags that it may already have.) I created a sample project that has an example: https://github.com...
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Get cursor position (in characters) within a text Input field

... Easier update: Use field.selectionStart example in this answer. Thanks to @commonSenseCode for pointing this out. Old answer: Found this solution. Not jquery based but there is no problem to integrate it to jquery: /* ** Returns the caret (curs...
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Remove an entire column from a data.frame in R

...=4:6) to remove just the a column you could do Data <- subset( Data, select = -a ) and to remove the b and d columns you could do Data <- subset( Data, select = -c(d, b ) ) You can remove all columns between d and b with: Data <- subset( Data, select = -c( d : b ) As I said above...
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Clear form field after select for jQuery UI Autocomplete

I'm developing a form, and using jQuery UI Autocomplete. When the user selects an option, I want the selection to pop into a span appended to the parent <p> tag. Then I want the field to clear rather than be populated with the selection. ...
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MySQL select with CONCAT condition

...available within the query itself. You can either repeat the expression: SELECT neededfield, CONCAT(firstname, ' ', lastname) as firstlast FROM users WHERE CONCAT(firstname, ' ', lastname) = "Bob Michael Jones" or wrap the query SELECT * FROM ( SELECT neededfield, CONCAT(firstname, ' ', last...
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SELECT INTO a table variable in T-SQL

Got a complex SELECT query, from which I would like to insert all rows into a table variable, but T-SQL doesn't allow it. 8...
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How do I (or can I) SELECT DISTINCT on multiple columns?

... SELECT DISTINCT a,b,c FROM t is roughly equivalent to: SELECT a,b,c FROM t GROUP BY a,b,c It's a good idea to get used to the GROUP BY syntax, as it's more powerful. For your query, I'd do it like this: UPDATE sale...
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SQL RANK() versus ROW_NUMBER()

...he first 3 rows are tied when ordered by ID) WITH T(StyleID, ID) AS (SELECT 1,1 UNION ALL SELECT 1,1 UNION ALL SELECT 1,1 UNION ALL SELECT 1,2) SELECT *, RANK() OVER(PARTITION BY StyleID ORDER BY ID) AS 'RANK', ROW_NUMBER() OVER(PARTITION BY Style...
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How to best display in Terminal a MySQL SELECT returning too many fields?

... Terminate the query with \G in place of ;. For example: SELECT * FROM sometable\G This query displays the rows vertically, like this: *************************** 1. row *************************** Host: localhost Db: mydatabase1 ...
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How to restore to a different database in sql server?

...restore. Kill all running processes by right clicking on each process and selecting "kill process". Right click on the database you wish to restore, and select Tasks-->Restore-->From Database. Select the "From Device:" radio button. Select ... and choose the backup file of the other database ...