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How do I wrap link_to around some html ruby code?
How do I wrap a link around view code? I can't figure out how to pass multiple lines with ruby code to a single link_to method. The result I am looking for is that you click the column and get the show page:
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How do you clear the SQL Server transaction log?
I'm not a SQL expert, and I'm reminded of the fact every time I need to do something beyond the basics. I have a test database that is not large in size, but the transaction log definitely is. How do I clear out the transaction log?
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Concatenating Files And Insert New Line In Between Files
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You can do:
for f in *.txt; do (cat "${f}"; echo) >> finalfile.txt; done
Make sure the file finalfile.txt does not exist before you run the above command.
If you are allowed to use awk you can do:
awk 'FNR==1{print ""}1' *...
How do I add a submodule to a sub-directory?
...the directory name). Instead what helped, is the VonC's answer below, i.e. doing cd subprojects, and then git submodule add <get@github …> without the path.
– Hi-Angel
Dec 24 '19 at 13:20
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How to do 3 table JOIN in UPDATE query?
...tware reports zero affected rows, although the data shows the updates were done.
– Pianoman
Feb 1 '16 at 8:06
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How to get number of rows using SqlDataReader in C#
...ers about this but none were clearly defined except for one that states to do a while loop with Read() method and increment a counter.
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Do I need to create indexes on foreign keys on Oracle?
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The foreign key constraint alone does not provide the index on Oracle - one must (and should) be created.
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Check if object is file-like in Python
...less you have special requirements.
In Python the typing is dynamic, why do you feel need to check whether the object is file like, rather than just using it as if it was a file and handling the resulting error?
Any check you can do is going to happen at runtime anyway so doing something like if...
What do the f and t commands do in Vim?
Can somebody explain to me what the f and t commands do in vim and exactly how they work? I can't seem to find this information but people keep telling me that they are very useful. Would really appreciate an answer with an example if possible, thanks!
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How do I add more members to my ENUM-type column in MySQL?
The MySQL reference manual does not provide a clearcut example on how to do this.
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