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iPhone: How to get current milliseconds?
... it like this: NSTimeInterval myInterval = NSDate.timeIntervalSince1970;// all those brackets are really old fashioned if you ask me.
– Pizzaiola Gorgonzola
Oct 2 '13 at 13:27
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On delete cascade with doctrine2
...ple in order to learn how to delete a row from a parent table and automatically delete the matching rows in the child table using Doctrine2.
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Split array into chunks
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Nope, the last chunk should just be smaller than the others.
– Blazemonger
Jul 22 '14 at 23:27
7
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Backbone View: Inherit and extend events from parent
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15 Answers
15
Active
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How do I join two lines in vi?
...tOfWarfare
16.7k1313 gold badges112112 silver badges159159 bronze badges
answered Dec 16 '09 at 7:20
GJ.GJ.
4,14211 gold badge1616...
Maven dependency for Servlet 3.0 API?
...JSTL 1.2, JSF 2.0, JTA 1.1, JSR-45, JSR-250.
But to my knowledge, nothing allows to say that these APIs won't be distributed separately (in java.net repository or somewhere else). For example (ok, it may a particular case), the JSF 2.0 API is available separately (in the java.net repository):
<...
Django South - table already exists
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Got it, thanks. It's actually migrate and not schemamigration, but your answer got me in the right direction.
– Steve
Jun 22 '10 at 7:17
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Compare two DataFrames and output their differences side-by-side
...original question
The first step is to concatenate the DataFrames horizontally with the concat function and distinguish each frame with the keys parameter:
df_all = pd.concat([df.set_index('id'), df2.set_index('id')],
axis='columns', keys=['First', 'Second'])
df_all
It's pr...
How to check null objects in jQuery
...em to have enough reputation to vote down the answer...)
Wolf wrote:
Calling length property on undefined
or a null object will cause IE and
webkit browsers to fail!
Instead try this:
// NOTE!! THE FOLLOWING IS WRONG; DO NOT USE! -- EleotleCram
if($("#something") !== null){
// do ...
Xcode build failure “Undefined symbols for architecture x86_64”
...ere :S
– Menno van der Krift
Oct 8 '15 at 9:37
That's odd, it should be there.
– Chris Livdahl
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