有没有一种简单的方法来检查一个元素是否包含在一个迭代器或迭代器中,类似于Collection.contains(Object o)方法? I.e.而不必写: Iterable<String> data = getData();
for (final String name : data) {
if (name.equals(myName)) {
return true;
我不断收到错误'int'对象不可迭代,但我无法弄清楚为什么,有什么建议? def printMatching(seq1, seq2):
is_match = []
if len(seq1) < len(seq2):
short_seq = seq1
else:
short_seq = seq2
for i in len(short_seq):
if seq1(
我在Python代码得到了以下错误: TypeError: writelines() requires an iterable argument
我知道这之前submited错误,但我没有得到我的答案。这里是我的代码: def Normaliaze(dataset):
final_list=[]
twoCol = [ item[0:2] for item in da
错误: Traceback (most recent call last):
File "ex36.py", line 100, in <module>
start()
File "ex36.py", line 16, in start
giant()
File "ex36.py", line 59, in giant
dead()
我有错误: Type mismatch: cannot convert from element type Object to Card
用下面的代码: Deck Removal
....
for (Card c : Removal)
d.removeCard(c);
这是我的甲板类iterator方法: @Override
public Iterator<Card> i