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Change IPython/Jupyter notebook working directory
...esn't work please try working from the earlier version. Very conveniently, now "Start in:" can be empty in my tests with 4.1.1 and later. Perhaps they read this entry on SO and liked it, so long upvotes, nobody needs this anymore :)
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Writing data into CSV file in C#
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Y'all be happy to know I've update the answer to do things the right way
– Johan
Aug 14 '17 at 8:50
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MySQL SELECT only not null values
...uld use IS NOT NULL. (The comparison operators = and <> both give UNKNOWN with NULL on either side of the expression.)
SELECT *
FROM table
WHERE YourColumn IS NOT NULL;
Just for completeness I'll mention that in MySQL you can also negate the null safe equality operator but this is not sta...
How to compare two revisions in Bitbucket?
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Bitbucket supports comparing tags now.
https://bitbucket.org/<OWNER>/<PROJECT>/branches/compare/<tag1>%0D<tag2>
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How do I change selected value of select2 dropdown with JqGrid?
...irst I initialize select2 on my select:
$('#my-best-friend').select2();
Now I manually select Bob in the browser. Next Bob does something naughty and I don't like him anymore. So the system unselects Bob for me:
$('#my-best-friend').val('').trigger('change');
Or say I make the system select th...
Mongoose (mongodb) batch insert?
Does Mongoose v3.6+ support batch inserts now? I've searched for a few minutes but anything matching this query is a couple of years old and the answer was an unequivocal no.
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Does Java SE 8 have Pairs or Tuples?
...c, and it wouldn't have satisfied many of the use cases we are envisioning now. Consider that if Pair had been added in the JDK 1.0 time frame, it probably would have been mutable! (Look at java.util.Date.) Would people have been happy with that? My guess is that if there were a Pair class in Java, ...
What's the best way to communicate between view controllers?
...the book data? Let's say it depends on a BookWarehouse object for that. So now your controller is basically brokering data between a model object (BookWarehouse) and the GUI/view objects. In other words, BookPickerViewController DEPENDS on the BookWarehouse object.
Don't do this:
@implementation B...
How do I use 'git reset --hard HEAD' to revert to a previous commit? [duplicate]
I know that Git tracks changes I make to my application, and it holds on to them until I commit the changes, but here's where I'm hung up:
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Pandas: Setting no. of max rows
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+1 for the pd.describe_option('display'), I did not know all the options
– nom-mon-ir
May 8 '13 at 19:08
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