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TreeMap sort by value
I want to write a comparator that will let me sort a TreeMap by value instead of the default natural ordering.
8 Answers
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How to get mouse position in jQuery without mouse-events?
...jQuery(function($) {
var currentMousePos = { x: -1, y: -1 };
$(document).mousemove(function(event) {
currentMousePos.x = event.pageX;
currentMousePos.y = event.pageY;
});
// ELSEWHERE, your code that needs to know the mouse position without an event
if (currentMo...
iOS: Access app-info.plist variables in code
... the following...
[[NSBundle mainBundle] objectForInfoDictionaryKey:key_name];
For example to get the version number you might do the following
NSString *appVersion = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleVersion"];
There is a gotcha in that the version number now has two...
Handler is abstract ,cannot be instantiated
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It certainly was helpful to me - as an iOS developer coming back to occasional projects for Android, Android Studio has some annoying quirks, trying to be TOO clever at importing/autocompleting is one i.e. is quicker 90% of the time, is 5 x slower 10% o...
String.equals versus == [duplicate]
...them in an array of strings, and then compares a variable with the first home ... why isn't it working?
20 Answers
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How to change column datatype from character to numeric in PostgreSQL 8.4
...new column value from the old; if omitted, the default conversion is the same as an assignment cast from old data type to new. A USING clause must be provided if there is no implicit or assignment cast from old to new type.
So this might work (depending on your data):
alter table presales alter c...
Django Rest Framework: Dynamically return subset of fields
As recommended in the blogpost Best Practices for Designing a Pragmatic RESTful API , I would like to add a fields query parameter to a Django Rest Framework based API which enables the user to select only a subset of fields per resource.
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How to remove an element from a list by index
How do I remove an element from a list by index in Python?
18 Answers
18
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How to pass the -D System properties while testing on Eclipse?
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Run -> Run configurations, select project, second tab: “Arguments”. Top box is for your program, bottom box is for VM arguments, e.g. -Dkey=value.
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Hide options in a select list using jQuery
...l probably break in various hideous ways if title contains jQuery selector metacharacters.
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