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What is the proper way to format a multi-line dict in Python?
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First of all, like Steven Rumbalski said, "PEP8 doesn't address this question", so it is a matter of personal preference.
I would use a similar but not identical format as your format 3. Here is mine, and why.
my_dictionary = { # Do...
Oracle Differences between NVL and Coalesce
...ented differently.
NVL always evaluates both arguments, while COALESCE usually stops evaluation whenever it finds the first non-NULL (there are some exceptions, such as sequence NEXTVAL):
SELECT SUM(val)
FROM (
SELECT NVL(1, LENGTH(RAWTOHEX(SYS_GUID()))) AS val
FROM dual
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findViewById in Fragment
...e fragment (the one returned by onCreateView() method). With this you can call findViewById().
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
ImageView imageView = (ImageView) getView().findViewById(R.id.foo);
// or (ImageView) view.findViewById(R.id....
twitter bootstrap typeahead ajax example
...ample of the twitter bootstrap typeahead element that will make an ajax call to populate it's dropdown.
16 Answers
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Default string initialization: NULL or Empty? [closed]
... Distinguishing between NULL and empty is great when there is actually a difference between the two. There are many cases, though, where there is not a difference, and thus having two ways of representing the same thing is a liability.
– Greg Smalter
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object==null or null==object?
... {
The convention of putting the constant on the left side of == isn't really useful in Java since Java requires that the expression in an if evaluate to a boolean value, so unless the constant is a boolean, you'd get a compilation error either way you put the arguments. (and if it is a boolean, y...
return, return None, and no return at all?
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On the actual behavior, there is no difference. They all return None and that's it. However, there is a time and place for all of these.
The following instructions are basically how the different methods should be used (or at least how I was taught they should be used), but th...
How to create a new (and empty!) “root” branch?
...ository. By "root" branch I mean a branch that is entirely independent of all the other branches in the repository 1 .
4 A...
Alternate FizzBuzz Questions [closed]
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I've seen a small list of relatively simple programming problems used to weed out candidates, just like FizzBuzz. Here are some of the problems I've seen, in order of increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes...
How do you clear the SQL Server transaction log?
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Making a log file smaller should really be reserved for scenarios where it encountered unexpected growth which you do not expect to happen again. If the log file will grow to the same size again, not very much is accomplished by shrinking it tem...