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Where is the warnings screen option in Android Studio?
...nd say "Make private." It is very time-consuming to press "Alt + Enter" in order to make each individual field have a modifier of private. Is it possible to resolve all the warnings at once in order to have all the fields made private at once?
– Shikhar Mainalee
...
Finding the index of an item in a list
...omplexity in list length
An index call checks every element of the list in order, until it finds a match. If your list is long, and you don't know roughly where in the list it occurs, this search could become a bottleneck. In that case, you should consider a different data structure. Note that if yo...
How to change a git submodule to point to a subfolder?
...
a merge that goes "upstream" - from a higher order branch to a lower order one. Linus hates those. They tie in history from other branches that may have been merged already.
– Adam Dymitruk
Jul 8 '13 at 21:36
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NSUserDefaults not cleared after app uninstall on simulator
...apabilities), then you will have to remove all the apps from the device in order for the user defaults to be cleared. Since the user defaults are shared, even if one of the app is on the device then it will not be deleted, as that app will be using the userdefaults.
– Ankit Sr...
Select DISTINCT individual columns in django?
... can do the following to get the names of distinct categories:
q = ProductOrder.objects.values('Category').distinct()
print q.query # See for yourself.
# The query would look something like
# SELECT DISTINCT "app_productorder"."category" FROM "app_productorder"
There are a couple of things to re...
How to write a Unit Test?
...it test for your project, please follow these steps (I am using Eclipse in order to write this test):
1- Click on New -> Java Project.
2- Write down your project name and click on finish.
3- Right click on your project. Then, click on New -> Class.
4- Write down your class name and c...
What is BSON and exactly how is it different from JSON?
...pes such as Date and binary which are not supported in JSON also provide ordered fields in order for it to be efficient for encoding and decoding within different languages.
In other word we can say BSON is just binary JSON ( a superset of JSON with some more data types, most importantl...
Specifically, what's dangerous about casting the result of malloc?
.... That's going to be either a sign extension or zero extension of the low order 32-bits that it has been told malloc "returns" by omitting the prototype. Since int is signed I think the conversion will be sign extension, which will in this case convert the value to zero. With a return value of 0x...
Default string initialization: NULL or Empty? [closed]
...ccount for other philosophies. There, it's the job of your code to impose order on chaos. Part of that order is knowing when an empty string should mean String.Empty and when it should mean null.
(Just to make sure I wasn't talking out of my ass, I just searched our codebase for `String.IsNullOrE...
SQL Add foreign key to existing column
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MySQL / SQL Server / Oracle / MS Access:
ALTER TABLE Orders
ADD FOREIGN KEY (P_Id)
REFERENCES Persons(P_Id)
To allow naming of a FOREIGN KEY constraint, and for defining a FOREIGN KEY constraint on multiple columns, use the following SQL syntax:
MySQL / SQL Server / Oracle /...