大约有 44,000 项符合查询结果（耗时：0.0460秒） [XML]
How to check if a Unix .tar.gz file is a valid file without uncompressing?
...
123
What about just getting a listing of the tarball and throw away the output, rather than decomp...
How can you integrate a custom file browser/uploader with CKEditor?
...; /* thumbnails per row */
$thumIndicator = '_th'; /* e.g., *image123_th.jpg*) -> if not using thumbNails then use empty string */
?>
<!DOCTYPE html>
<html>
<head>
<title>browse file</title>
<meta charset="utf-8">
<styl...
Difference between class and type
...
123
A class is a type. An interface is a type. A primitive is a type. An array is a type.
There...
How efficient is locking an unlocked mutex? What is the cost of a mutex?
...
123
I have the choice in between either having a bunch of mutexes or a single one for an object...
Accessing an SQLite Database in Swift
... Id = ?") != .Ok )
{
/* handle error */
}
statement.bindInt(1, value: 123);
if ( statement.step() == .Row )
{
/* do something with statement */
var id:Int = statement.getIntAt(0)
var stringValue:String? = statement.getStringAt(1)
var boolValue:Bool = statement.getBoolAt(2)
...
Which timestamp type should I choose in a PostgreSQL database?
...ute a bit more.
Absolute time is used to record an event. Examples: "User 123 logged in" or "a graduation ceremonies start at 2011-05-28 2pm PST." Regardless of your local time zone, if you could teleport to where the event occurred, you could witness the event happening. Most time data in a databa...
Convert array of strings to List
...ystem.Linq;
// ...
public void My()
{
var myArray = new[] { "abc", "123", "zyx" };
List<string> myList = myArray.ToList();
}
PS. There's also ToArray() method that works in other way.
share
|
...
Is it possible to get the non-enumerable inherited property names of an object?
...getPrototypeOf(obj);
}
return [...result];
}
let obj = {
abc: 123,
xyz: 1.234,
foobar: "hello"
};
console.log(getAllPropertyNames(obj));
share
|
improve this answer
...
Formatting Decimal places in R
...)
# [1] "1.20"
format(round(1, 2), nsmall = 2)
# [1] "1.00"
format(round(1.1234, 2), nsmall = 2)
# [1] "1.12"
A more general function is as follows where x is the number and k is the number of decimals to show. trimws removes any leading white space which can be useful if you have a vector of numb...
Where does Java's String constant pool live, the heap or the stack?
...mple, if you init the following objects:
String s1 = "abc";
String s2 = "123";
String obj1 = new String("abc");
String obj2 = new String("def");
String obj3 = new String("456);
String literals s1 and s2 will go to string constant pool, objects obj1, obj2, obj3 to the heap. All of them, will be r...