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MYSQL Dump only certain rows
... was exactly what I needed. Another person answered right before you and I selected his answer, but I upvoted you for the help.
– Shattuck
May 24 '11 at 16:00
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How do I run multiple instances of Android Studio
...ultiple instances of Android Studio? A second instance is launched if you select "File\New Project", but "File\Open" and "File\Reopen" does not create a second instance.
...
Adding local .aar files to Gradle build using “flatDirs” is not working
... to why my next button is grayed out on the Create New Module dialog after selecting Import JAR/AAR Package?
– Kevin Crain
Nov 9 '16 at 8:50
1
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Where does mongodb stand in the CAP theorem?
...
MongoDB selects Consistency over Availability whenever there is a Partition. What it means is that when there's a partition(P) it chooses Consistency(C) over Availability(A).
To understand this, Let's understand how MongoDB does rep...
When would you use delegates in C#? [closed]
...ionString = psConnectionString;
}
public void UseReader( string psSELECT, DataReaderUser readerUser )
{
using ( SqlConnection connection = new SqlConnection( _connectionString ) )
try
{
SqlCommand command = new SqlCommand( psSELECT, connection );
...
How to get all files under a specific directory in MATLAB?
...d the ability to apply a validation function to each file, allowing you to select them based on criteria other than just their names (i.e. file size, content, creation date, etc.).
NOTE: In newer versions of MATLAB (R2016b and later), the dir function has recursive search capabilities! So you can...
How to edit one specific row in Microsoft SQL Server Management Studio 2008?
...rver Management Studio 2008/2012/2014/2016
Step 1: Right button mouse > Select "Edit Top 200 Rows"
Step 2: Navigate to Query Designer > Pane > SQL (Shortcut: Ctrl+3)
Step 3: Modify the query
Step 4: Right button mouse > Select "Execute SQL" (Shortcut: Ctrl+R)
...
Group by multiple columns in dplyr, using string vector input
...cumentation here). This lets you use the same functions you would use with select, like so:
data = data.frame(
asihckhdoydkhxiydfgfTgdsx = sample(LETTERS[1:3], 100, replace=TRUE),
a30mvxigxkghc5cdsvxvyv0ja = sample(LETTERS[1:3], 100, replace=TRUE),
value = rnorm(100)
)
# get the column...
How do I return rows with a specific value first?
...to treat boolean expressions as having a numeric value, then you can use:
SELECT *
FROM `Users`
ORDER BY (`city` = 'New York') DESC, `city`
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Ruby Array find_first object?
...; 2
If you wanted to return all values where block returns true then use select
[1,2,3,11,34].select(&:even?) #=> [2, 34]
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