大约有 34,900 项符合查询结果（耗时：0.0655秒） [XML]
How can I copy data from one column to another in the same table?
...un 10 '11 at 15:32
Ash BurlaczenkoAsh Burlaczenko
20.3k1414 gold badges6262 silver badges9595 bronze badges
...
Alternate FizzBuzz Questions [closed]
...relatively simple programming problems used to weed out candidates, just like FizzBuzz. Here are some of the problems I've seen, in order of increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes dogs" -> "dogs likes bob")
Find the minimum value in a list
Find the maximum value ...
How can you profile a Python script?
...rticular solution runs. With Python, sometimes the approaches are somewhat kludgey - i.e., adding timing code to __main__ .
...
How to empty/destroy a session in rails?
...e objects stored within and
initializing a new session object.
Good luck!
share
|
improve this answer
|
follow
|
...
Is there a range class in C++11 for use with range based for loops?
...
raphinesse
11.5k44 gold badges3232 silver badges4141 bronze badges
answered Aug 25 '11 at 6:09
Nicol BolasNicol Bola...
Calculating how many minutes there are between two times
... answered Jan 26 '12 at 11:35
KaneKane
15.3k1111 gold badges5353 silver badges8282 bronze badges
...
TypeError: unhashable type: 'dict'
...
You're trying to use a dict as a key to another dict or in a set. That does not work because the keys have to be hashable. As a general rule, only immutable objects (strings, integers, floats, frozensets, tuples of immutables) are hashable (though exceptions...
Can a program depend on a library during compilation but not runtime?
...d how to differentiate between the two, but I just don't see the need to make a distinction between compile-time and runtime dependencies .
...
Converting a Date object to a calendar object [duplicate]
...case letter, so it should be: dateToCalendar or toCalendar (as shown).
OK, let's milk your code, shall we?
DateFormat formatter = new SimpleDateFormat("yyyyMMdd");
date = (Date)formatter.parse(date.toString());
DateFormat is used to convert Strings to Dates (parse()) or Dates to Strings (form...
How to find a min/max with Ruby
...nd Array#max, which are way faster than Enumerable's methods because they skip calling #each.
@nicholasklick mentions another option, Enumerable#minmax, but this time returning an array of [min, max].
[4, 5, 7, 10].minmax
=> [4, 10]
...