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PostgreSQL Autoincrement
...SQL docs a datatype "serial", but I get syntax errors when using it (in v8.0).
11 Answers
...
Find column whose name contains a specific string
... = {'spike-2': [1,2,3], 'hey spke': [4,5,6], 'spiked-in': [7,8,9], 'no': [10,11,12]}
df = pd.DataFrame(data)
spike_cols = [col for col in df.columns if 'spike' in col]
print(list(df.columns))
print(spike_cols)
Output:
['hey spke', 'no', 'spike-2', 'spiked-in']
['spike-2', 'spiked-in']
Explanat...
Should I use a class or dictionary?
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answered Oct 28 '10 at 17:18
adwadw
4,2532020 silver badges1818 bronze badges
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Add vertical whitespace using Twitter Bootstrap?
...ation in them. This is because those classes
are applied from min-width: 0 and up, and thus are not bound by a
media query. The remaining breakpoints, however, do include a
breakpoint abbreviation.
The classes are named using the format {property}{sides}-{size} for xs
and {property}{sid...
JQuery to check for duplicate ids in a DOM
...{
var ids = $('[id="'+this.id+'"]');
if(ids.length>1 && ids[0]==this)
console.warn('Multiple IDs #'+this.id);
});
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How can I get the version defined in setup.py (setuptools) in my package?
...sources # part of setuptools
version = pkg_resources.require("MyProject")[0].version
Store version string for use during install
If you want to go the other way 'round (which appears to be what other answer authors here appear to have thought you were asking), put the version string in a separat...
Java 7 language features with Android
...y without any patches. Try-with-resource requires API Level 19+, and NIO 2.0 stuff are missing.
If you can't use Java 7 features, see @Nuno's answer on how to edit your build.gradle.
The following is for historical interest only.
A small part of Java 7 can certainly be used with Android (note:...
Should I call Close() or Dispose() for stream objects?
...
103
A quick jump into Reflector.NET shows that the Close() method on StreamWriter is:
public overr...
How to alter a column and change the default value?
...ike this col col)
– Shafizadeh
Sep 30 '18 at 15:28
4
@Shafizadeh Yes, it is. This provides the po...
NSPredicate: filtering objects by day of NSDate property
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answered Dec 27 '09 at 9:17
diciudiciu
28.1k33 gold badges4848 silver badges6767 bronze badges
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