大约有 42,000 项符合查询结果（耗时：0.0353秒） [XML]
How to avoid scientific notation for large numbers in JavaScript?
...the first one is a formatted string and the second one is a Number. If you cast the first one to a Number, you will see that they are absolutely equal: jsfiddle.net/qd6hpnyx/1. You can take your downvote back :P
– VisioN
Jan 18 '17 at 22:50
...
ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
...Garbage Collector could move it at any
time. Arrays are objects in Java, and
the way data is stored inside that
object could vary from one JVM
implementation to another.
For this reason, the notion of a
direct buffer was introduced. Direct
buffers are intended for interaction
with...
What is stdClass in PHP?
...
stdClass is just a generic 'empty' class that's used when casting other types to objects. Despite what the other two answers say, stdClass is not the base class for objects in PHP. This can be demonstrated fairly easily:
class Foo{}
$foo = new Foo();
echo ($foo instanceof stdClass...
How do I focus on one spec in jasmine.js?
... can run just the whole spec by this url http://localhost:8888?spec=MySpec and a the first test with http://localhost:8888?spec=MySpec+function+1
share
|
improve this answer
|
...
What's the best visual merge tool for Git? [closed]
What's the best tool for viewing and editing a merge in Git? I'd like to get a 3-way merge view, with "mine", "theirs" and "ancestor" in separate panels, and a fourth "output" panel.
...
How do I seed a random class to avoid getting duplicate random values [duplicate]
...blic Random()
: this(Environment.TickCount) {
}
This avoids having to cast DateTime.UtcNow.Ticks from a long, which is risky anyway as it doesn't represent ticks since system start, but "the number of 100-nanosecond intervals that have elapsed since 12:00:00 midnight, January 1, 0001 (0:00:00 U...
How to install Java 8 on Mac
...ng with the latest JavaFX, which requires Java 8. I'm using IntelliJ 13 CE and Mac OS X 9 Mavericks. I ran Oracle's Java 8 installer, and the files look like they ended up at
...
How to detect unused methods and #import in Objective-C
...where your dynamic code might be better served by being more strongly type-cast (i.e. return something instead of an id). Runtime typing is a strong point of Cocoa/Objective-C programming, but sometimes maintenance and readability would be better served by thinking more about strong typing.
...
How to check if any flags of a flag combination are set?
...sEnum<T>(true);
foreach (T flag in Enum.GetValues(typeof(T)).Cast<T>())
{
if (value.IsFlagSet(flag))
yield return flag;
}
}
public static T SetFlags<T>(this T value, T flags, bool on) where T : struct
{
CheckI...
Maximum filename length in NTFS (Windows XP and Windows Vista)?
...ndividual components of a filename (i.e. each subdirectory along the path, and the final filename) are limited to 255 characters, and the total path length is limited to approximately 32,000 characters.
However, on Windows, you can't exceed MAX_PATH value (259 characters for files, 248 for folders)...