大约有 33,000 项符合查询结果（耗时：0.0564秒） [XML]
How to delete last character in a string in C#?
...
I can't believe this was the chosen answer... the one just below this by @BrianRasmussen is so much simpler.
– FastTrack
Mar 19 '14 at 16:09
...
Reading my own Jar's Manifest
...
You can do one of two things:
Call getResources() and iterate through the returned collection of URLs, reading them as manifests until you find yours:
Enumeration<URL> resources = getClass().getClassLoader()
.getResources("ME...
Get the distance between two geo points
...t exceed 4 decimal degrees.
The standard formula (Haversine) is the exact one (that is, it works for any couple of longitude/latitude on earth) but is much slower as it needs 7 trigonometric and 2 square roots. If your couple of points are not too far apart, and absolute precision is not paramount,...
How can I delete one element from an array by value
... What if there are multiple entries of 3 and we wanted to delete only one of them? (this is related so asking this here might be best)
– Navneet
Oct 18 '12 at 18:24
114
...
Can I have multiple :before pseudo-elements for the same element?
...
In CSS2.1, an element can only have at most one of any kind of pseudo-element at any time. (This means an element can have both a :before and an :after pseudo-element — it just cannot have more than one of each kind.)
As a result, when you have multiple :before rule...
How to change time and timezone in iPhone simulator?
How do I change time and time zone in the iPhone simulator?
11 Answers
11
...
Split value from one field to two
...tion. However you can create a user defined function for this, such as the one described in the following article:
MySQL Split String Function by Federico Cargnelutti
With that function:
DELIMITER $$
CREATE FUNCTION SPLIT_STR(
x VARCHAR(255),
delim VARCHAR(12),
pos INT
)
RETURNS VARCHAR...
Why are private fields private to the type, not the instance?
...
I think one reason it works this way is because access modifiers work at compile time. As such, determining whether or not a given object is also the current object isn't easy to do. For example, consider this code:
public class Foo...
setTimeout or setInterval?
...s (or a lot more if your function takes a long time to execute).
Although one might think that setInterval will execute exactly every 1000ms, it is important to note that setInterval will also delay, since JavaScript isn't a multi-threaded language, which means that - if there are other parts of th...
Should enums in C# have their own file? [closed]
...does an extra file cost?), but it is often inconventient. Usually there's one class that's most closely associtated with the enum, and I put them in the same file.
share
|
improve this answer
...