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ASP.NET MVC Conditional validation
... client side with MVC5, but in client it fires up the validation no matter what the DesiredValue is.
– Geethanga
Feb 23 '14 at 5:32
1
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find: missing argument to -exec
...The key seems to be Marian's line of "the ; is an arg on it's own" that is what did it for me, lightbulb wise and for my code sample. thanks.
– pjammer
Mar 20 '14 at 1:29
3
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AndroidRuntime error: Parcel: unable to marshal value
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It works, but I am confused what does Serialization has to do with this? Does Android keep on periodically serializing and deserializing objects? And in what cases do I need to implement the Serializable interface (like here)?
– Re...
Do I need to create indexes on foreign keys on Oracle?
... Why must one create an index on a foreign key with Oracle? What are the consequences of not doing so, please?
– Đỗ Công Bằng
Mar 4 at 14:30
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const char * const versus const char *?
...embarrassed I'm apparently the only one who doesn't understand this... but what's the difference between "the char to which it points" and "the char at which it points"?
– Lack
Jul 22 '13 at 17:40
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Getting a slice of keys from a map
...s exactly the same as the OP. Oh well, at least we now know approximately what the penalty is for using append unnecessarily :)
– Vinay Pai
Mar 10 '15 at 14:43
5
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Applying a function to every row of a table using dplyr?
...by(1:n()) %>% mutate(Max.Len= max(Sepal.Length,Petal.Length))
This is what the 1 did in adply.
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How to represent multiple conditions in a shell if statement?
... or related packages, this notation — using '||' and '&&' — is what they recommend. I suppose you could even go so far as:
if [ "$g" -eq 1 ] && [ "$c" = "123" ]
then echo abc
elif [ "$g" -eq 2 ] && [ "$c" = "456" ]
then echo abc
else echo efg
fi
Where the actions are ...
Detect Safari browser
... on Android browsers, which includes "safari" but not "chrome": developers.whatismybrowser.com/useragents/explore/software_name/…
– Eric Andrew Lewis
Mar 1 '19 at 15:41
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Create an empty data.frame
...you do df[NA,] this will affect the index as well (which is unlikely to be what you want), I would instead use df[TRUE,] = NA; however notice that this will overwrite the original. You will need to copy the dataframe first copy_df = data.frame(df) and then copy_df[TRUE,] = NA
–...