大约有 44,600 项符合查询结果（耗时：0.0426秒） [XML]
How do I remove objects from a JavaScript associative array?
...
Ben Aston
43.2k4949 gold badges174174 silver badges293293 bronze badges
answered Dec 6 '08 at 6:46
Dennis CDennis ...
Java: parse int value from a char
...
String element = "el5";
int x = Character.getNumericValue(element.charAt(2));
System.out.println("x=" + x);
produces:
x=5
The nice thing about getNumericValue(char) is that it also works with strings like "el٥" and "el५" where ٥ and ५ are the digits 5 in Eastern Arabic and Hindi/Sanskri...
How to get NSDate day, month and year in integer format?
...onth and year components of NSDate in integer form i.e. if the date is 1/2/1988 then I should get 1, 2 and 1988 separately as an integer. How can I do this in iOS? I found the similar question but the method descriptionWithCalendarFormat : gives a warning and seems to be deprecated by now.
...
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...erialize objects smaller than BSON.
For example, a simple map {"a":1, "b":2} is serialized in 7 bytes with MessagePack, while BSON uses 19 bytes.
BSON supports in-place updating
With BSON, you can modify part of stored object without re-serializing the whole of the object. Let's suppose a map {"a"...
How to assign colors to categorical variables in ggplot2 that have stable mapping?
...
192
For simple situations like the exact example in the OP, I agree that Thierry's answer is the bes...
When would you use a List instead of a Dictionary?
...
answered Nov 20 '09 at 8:36
Pavel MinaevPavel Minaev
92.6k2525 gold badges205205 silver badges278278 bronze badges
...
Is it worth using Python's re.compile?
...
26 Answers
26
Active
...
Read file from line 2 or skip header row
How can I skip the header row and start reading a file from line2?
8 Answers
8
...
Bootstrap NavBar with left, center or right aligned items
...
2019 Update
Bootstrap 4
Now that Bootstrap 4 has flexbox, Navbar alignment is much easier. Here are updated examples for left, right and center in the Bootstrap 4 Navbar, and many other alignment scenarios demonstrated here...
How do I access command line arguments in Python?
... |
edited Aug 1 '16 at 20:36
yiwei
3,23077 gold badges3030 silver badges5050 bronze badges
answered O...