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C# Linq Group By on multiple columns [duplicate]
... lot's of properties in the group by, is there a cleaner way of doing this then listing all the properties?
– guiomie
Aug 21 '15 at 18:35
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Use grep to report back only line numbers
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All of these answers require grep to generate the entire matching lines, then pipe it to another program. If your lines are very long, it might be more efficient to use just sed to output the line numbers:
sed -n '/pattern/=' filename
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Using setImageDrawable dynamically to set image in an ImageView
...ll, null);
This will return the id of the drawable you want to access...
then you can set the image in the imageview by doing the following
imageview.setImageResource(id);
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How to specify HTTP error code?
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@Mikel if you don't have a response variable, then you can't sent a response.
– Dan Mandle
Jun 6 '17 at 17:32
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How to get the second column from command output?
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If you could use something other than 'awk' , then try this instead
echo '1540 "A B"' | cut -d' ' -f2-
-d is a delimiter, -f is the field to cut and with -f2- we intend to cut the 2nd field until end.
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How to create a responsive image that also scales up in Bootstrap 3
... size is not scaling up. If I use width:100% instead of max-width:100% then it works perfectly. Where is the problem? This is my code:
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How do I target only Internet Explorer 10 for certain situations like Internet Explorer-specific CSS
...nd hideous in IE10. If I can't find a way to selectively apply the styles, then I'll have to abandon such styles. :(
– trusktr
Mar 28 '12 at 2:34
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How to position a DIV in a specific coordinates?
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well it depends if all you want is to position a div and then nothing else, you don't need to use java script for that. You can achieve this by CSS only. What matters is relative to what container you want to position your div, if you want to position it relative to document body t...
R: Comment out block of code [duplicate]
...ditor shortcuts available to comment regions. If this is not a possibility then you could use Paul's answer but this only works if your code is syntactically correct.
Here is another dirty way I came up with, wrap it in scan() and remove the result. It does store the comment in memory for a short w...
What scalability problems have you encountered using a NoSQL data store? [closed]
...onth the database becomes too big and the CouchDB process gets killed. But then, the compact-db command of CouchDB reduces the size from several GBs to some KBs again and the database is up and running again (maybe i should consider adding a cronjob there... 0o).
In a summary, CouchDB was surely th...