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How to install Android SDK Build Tools on the command line?
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Version 25.2.3 (and higher) of Android SDK Tools package contains new tool - sdkmanager - which simplifies this task of installing build-tools from the command line.
It is located in android_sdk/tools/bin folder.
Usage (from documentation):
sdkmanager packages [options]
The packa...
How to cast an Object to an int
...asting?
Autoboxing: So I can write: Integer i = 0; instead of: Integer i = new Integer(0);
Convert Object into primitive int
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Rails migration for has_and_belongs_to_many join table
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for rails 3:
rails generate migration students_teachers student_id:integer teacher_id:integer
for rails < 3
script/generate migration students_teachers student_id:integer teacher_id:integer
(note the table name lists both join tables in alphabetical order)
and then for rails 3 ...
async await return Task
...ady has several answers. Please add a sentence or two describing what your new answer is demonstrating, that wasn't already shown in the other answers. I'm not saying anything is wrong with your answer, just asking that you help others by putting into words what you are showing with your code.
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Expanding a parent to the height of its children
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overflow:auto means that the browser should decide which value to apply. What really does the trick is overflow: overlay.
– Alba Mendez
Jul 30 '11 at 12:05
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Define css class in django Forms
...verrides attrs. How to ensure it uses existing attrs and extends them with new one?
– alekwisnia
Nov 22 '13 at 16:08
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What does JVM flag CMSClassUnloadingEnabled actually do?
...that define classes at runtime. Every time you run a script, one (or more) new classes are created and they stay in PermGen forever. If you're running a server, that means you have a memory leak.
If you enable CMSClassUnloadingEnabled the GC will sweep PermGen, too, and remove classes which are no ...
NSObject +load and +initialize - What do they do?
... load method as a special case in the _class_getLoadMethod of objc-runtime-new.mm, and calls it directly from call_class_loads in objc-loadmethod.mm.
The runtime also runs the load method of every category it loads, even if several categories on the same class implement load. This is unusual. N...
MySQL offset infinite rows
...ySQL made the Limit clause optional, as it is, but also with an offset provided... but no! I've seen this 18446744073709551615 scatter all over the code and I was blaming lazy programmers, but it's a design feature!
– Petruza
May 24 '10 at 15:10
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What is meant by the term “hook” in programming?
...rd party, then, has the opportunity to write additional code and add their new callback to the hook's callback list. With nothing more than a reference of available hooks, they have extended functionality at minimal risk to the base system.
Hooks don't allow developers to do anything that can't be ...