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How to append rows to an R data frame
I have looked around StackOverflow, but I cannot find a solution specific to my problem, which involves appending rows to an R data frame.
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CSS two divs next to each other
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I don't know if this is still a current issue or not but I just encountered the same problem and used the CSS display: inline-block; tag.
Wrapping these in a div so that they can be positioned appropriately.
<div>
<div styl...
Transfer-Encoding: gzip vs. Content-Encoding: gzip
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So if I get it right: 1. Content-encoding refers to the content encoding on the server in the abstract, i.e. the content will consistently be served in specified encoding by the server. 2. Transfer-encoding refers to the encodin...
Execute Insert command and return inserted Id in Sql
...ameters.AddWithValue("@occ", Mem_Occ);
con.Open();
int modified =(int)cmd.ExecuteScalar();
if (con.State == System.Data.ConnectionState.Open)
con.Close();
return modified;
}
}
FOR previous versions
using(SqlCommand cmd=new SqlCommand("INSERT...
What's the best way to build a string of delimited items in Java?
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I am wondering - does this take into account if the String representation of an Object in the Collection contains the delimiter character itself?
– GreenieMeanie
Jul 8 '09 at 20:03
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Array to Hash Ruby
...e comments): "Be very careful with this. Ruby expands splats on the stack. If you do this with a large dataset, expect to blow out your stack."
So, for most general use cases this method is great, but use a different method if you want to do the conversion on lots of data. For example, @Łukasz Nie...
How do I use su to execute the rest of the bash script as that user?
...roject. The script is supposed to switch (su) to the username, cd to a specific directory based upon the project string.
9 ...
Where'd padding go, when setting background Drawable?
... patch as a background resource reset the padding - although interestingly if I added a color, or non-9 patch image, it didn't. The solution was to save the padding values before the background gets added, then set them again afterwards.
private EditText value = (EditText) findViewById(R.id.value)...
pandas DataFrame: replace nan values with average of columns
...ld be a scalar or a dict, however, it seems to work with a Series as well. If you want to pass a dict, you could use df.mean().to_dict().
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How do I select an entire row which has the largest ID in the table?
...ow
FROM table
WHERE id=(
SELECT max(id) FROM table
)
Note that if the value of max(id) is not unique, multiple rows are returned.
If you only want one such row, use @MichaelMior's answer,
SELECT row from table ORDER BY id DESC LIMIT 1
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