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How to get number of rows using SqlDataReader in C#
...hank you all! This is becoming more clear. So is it better to dump all the info to the DataSet or run through a SQL COUNT(*), store it and then run the required query? Or are we talking about running count and storing everything in the DataSet?
– Tomasz Iniewicz
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Do I need to create indexes on foreign keys on Oracle?
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Just for more info: Oracle doesn't create an index automatically (as it does for unique constraints) because (a) it is not required to enforce the constraint, and (b) in some cases you don't need one.
Most of the time, however, you will w...
Git Bash is extremely slow on Windows 7 x64
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Do you have Git information showing in your Bash prompt? If so, maybe you're inadvertently doing way too much work on every command. To test this theory try the following temporary change in Bash:
export PS1='$'
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Why am I getting an OPTIONS request instead of a GET request?
...010/01/19/crossdomain-ajax-for-xmpp-http-binding-made-easy/ for a bit more info
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How to update only one field using Entity Framework?
...class Thing
{
[Key]
public int Id { get; set; }
public string Info { get; set; }
public string OtherStuff { get; set; }
}
dbcontext:
public class MyDataContext : DbContext
{
public DbSet<Thing > Things { get; set; }
}
accessor code:
MyDataContext ctx = new MyDataCont...
Update a dataframe in pandas while iterating row by row
...at instead of .loc to improve your performance. See this question for more info on this
– SantiStSupery
Jan 17 '19 at 13:11
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Display date/time in user's locale format and time offset
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@VG I added some more info about where does the 60k comes from. Hope this help.
– Jeremy Chone
May 9 '17 at 15:23
add a co...
sed in-place flag that works both on Mac (BSD) and Linux
... the --with-default-names was removed from homebrew-core, more info in this answer. when installing gnu-sed now, the installation instructions specify that you need to add gnubin to your PATH: PATH="/usr/local/opt/gnu-sed/libexec/gnubin:$PATH"
– pgericson
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jQuery get the location of an element relative to window
... if you want to do this yourself you can use the jQuery .position(). More info about .position() is on http://api.jquery.com/position/
$("#element").position(); will return the current position of an element relative to the offset parent.
There is also the jQuery .offset(); which will return the ...
How to add color to Github's README.md file
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Very useful info, helpful when creating web apps in the backend.
– Tropicalrambler
Feb 5 '19 at 16:08
add a comm...