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How to read contacts on Android 2.0
...cts.CONTENT_URI, null, null, null, null);
while(people.moveToNext()) {
int nameFieldColumnIndex = people.getColumnIndex(PhoneLookup.DISPLAY_NAME);
String contact = people.getString(nameFieldColumnIndex);
int numberFieldColumnIndex = people.getColumnIndex(PhoneLookup.NUMBER);
String numb...
How to set enum to null
...ly the same, but the syntax will be a bit different.
The enum is a set of int values. It's not an object, so you shouldn't be setting it to null. Setting something to null means you are pointing a pointer to an object to address zero. You can't really do that with an int. What you want to do with a...
Calling setCompoundDrawables() doesn't display the Compound Drawable
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I needed to be using setCompoundDrawablesWithIntrinsicBounds.
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BestPractice - Transform first character of a string into lower case
...ng without first letter. Then i will add this string to first char that is converted to lower case
– fedotoves
Aug 25 '10 at 11:34
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Pretty Printing a pandas dataframe
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You can use prettytable to render the table as text. The trick is to convert the data_frame to an in-memory csv file and have prettytable read it. Here's the code:
from StringIO import StringIO
import prettytable
output = StringIO()
data_frame.to_csv(output)
output.seek(0)
pt = prettytab...
When to use enumerateObjectsUsingBlock vs. for
...erateObjectsUsingBlock: has a number of features that may or may not prove interesting:
enumerateObjectsUsingBlock: will be as fast or faster than fast enumeration (for(... in ...) uses the NSFastEnumeration support to implement enumeration). Fast enumeration requires translation from an internal...
C: Run a System Command and Get Output? [duplicate]
... get the text returned of what it outputs, but I do not want this text printed to screen. Is there a more elegant way than making a temporary file?
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Error-Handling in Swift-Language
I haven't read too much into Swift but one thing I noticed is that there are no exceptions.
So how do they do error handling in Swift? Has anyone found anything related to error-handling?
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?? Coalesce for empty string?
...ake one that returns the value or a default:
string result = s.SiteNumber.ConvertNullOrEmptyTo("No Number");
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Python csv string to array
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You can convert a string to a file object using io.StringIO and then pass that to the csv module:
from io import StringIO
import csv
scsv = """text,with,Polish,non-Latin,letters
1,2,3,4,5,6
a,b,c,d,e,f
gęś,zółty,wąż,idzie,wą...