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Should composer.lock be committed to version control?
...d not update your dependencies, you should run composer install which will read from the lock file and not change anything.
– Seldaek
Oct 15 '12 at 13:54
117
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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...
Searching in /dev is useless, since you already have the name in /sys/class/tty (as by default udev creates the /dev/DEVNAME node). What you are interested about is any "symbolic" link in /dev that points to such device. This is much much harder to find.
...
design a stack such that getMinimum( ) should be O(1)
...tem.Collections.Generic;
public class FastMinStack<T>
{
private readonly Stack<T> stack = new Stack<T>();
// Could pass this in to the constructor
private readonly IComparer<T> comparer = Comparer<T>.Default;
private T currentMin;
public T Minimum...
Understanding prototypal inheritance in JavaScript
...Car constructor? Don't want to repeat ourselves. Since Car sets the name already, let's just call it.
function SuperCar(name){
this = Car(name);
}
Whoops, you never want to change the special this object reference. Remember the 4 steps? Hang onto that object that JavaScript gave you, because ...
Is it correct to use JavaScript Array.sort() method for shuffling?
...e algorithms section) talks about sorting a random projection - it's worth reading the section on poor implementations of shuffling in general, so you know what to avoid.
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improve this answer...
How does git compute file hashes?
...Git prefixes the object with "blob ", followed by the length (as a
human-readable integer), followed by a NUL character
$ echo -e 'blob 14\0Hello, World!' | shasum
8ab686eafeb1f44702738c8b0f24f2567c36da6d
Source: http://alblue.bandlem.com/2011/08/git-tip-of-week-objects.html
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Configuring Log4j Loggers Programmatically
...u need to know how logging works and how is decided where logs are written read this manual for more infos about that.
In Short:
Logger fizz = LoggerFactory.getLogger("com.fizz")
will give you a logger for the category "com.fizz".
For the above example this means that everything logged with it ...
Is a Python list guaranteed to have its elements stay in the order they are inserted in?
...
I read somewhere that since the specification of a JSON array does not specify that arrays maintain order array operations are not guaranteed to maintain order. I can't find the source for that, though. And the underlying struc...
How to swap files between windows in VIM?
....
<c-w>pp: "Puts the window in Place of the current window", i.e. it reads the
buffer number stored previously and opens that buffer in the current window.
It also stores the number of the buffer that used to be in the current
window.
If by "swapping those windows in places", you mean "openi...
What is Rack middleware?
...task?", i.e. role-based security.
Caching: have I processed this request already, can I return a cached result?
Decoration: how can I enhance the request to make downstream processing better?
Performance & Usage Monitoring: what stats can I get from the request and response?
Execution: actually ...