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What is the difference between a .xib file and a .storyboard?
...le screens.
Minimizes the overall number of files in an app.
You can avoid using Storyboard while creating a new project by leaving the "Use Storyboard" option unchecked.
You could refer this tutorial to get started.
sh...
What is a stream?
...input stream itself, and it does something extra that the original stream didn't.
Stream is a useful abstraction because it can describe files (which are really arrays, hence seek is straightforward) but also terminal input/output (which is not seekable unless buffered), sockets, serial ports, etc....
C++, Free-Store vs Heap
Dynamic allocations with new/delete are said to take place on the free-store , while malloc/free operations use the heap .
I'd like to know if there is an actual difference, in practice.
Do compilers make a distinction between the two terms? ( Free store and Heap , not new/malloc )
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DLL and LIB files - what and why?
... have two types of linking. Implicit linking, when we have a .lib file provided by DLL creator along with appropriate headers; this .lib is merely a descriptor of the target DLL, it contains addresses, entry point, etc. but no code. This .lib must be passed to the linker. The second one is explicit ...
What's an object file in C?
...me as the executable file in machine language. I'm confused because, you said object file is created at second step from the last and last step is the executable file. So, the .0 file we get after compilation, is that the executable file?
– AV94
Sep 8 '16 at 6:...
Express.js - app.listen vs server.listen
...') on the third line necessary in your rewrite?
– davidx1
Oct 14 '16 at 6:07
1
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Is there a benefit to defining a class inside another class in Python?
... do this when the "inner" class is a one-off, which will never be used outside the definition of the outer class. For example to use a metaclass, it's sometimes handy to do
class Foo(object):
class __metaclass__(type):
....
instead of defining a metaclass separately, if you're only u...
Equivalent of varchar(max) in MySQL?
...) and not varchar(MAX_SIZE_OF_A_COLUMN).
MySql does not have an equivalent idiom.
In order to get the same amount of storage as a varchar(max) in MySql you would still need to resort to a BLOB column type. This article discusses a very effective method of storing large amounts of data in MySql effi...
What is the difference between ELF files and bin files?
...-input-file] [binary-output-file]
or using fromELF utility(built in most IDEs such as ADS though):
fromelf -bin -o [binary-output-file] [elf-input-file]
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Multiline bash commands in makefile
...few lines of bash commands. But now I need to compile it via makefile. Considering, that every command is run in its own shell, my question is what is the best way to run multi-line bash command, depended on each other, in makefile?
For example, like this:
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