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How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
...only match at that position or earlier. For example:
std::string test = "0123123";
size_t match1 = test.rfind("123"); // returns 4 (rightmost match)
size_t match2 = test.rfind("123", 2); // returns 1 (skipped over later match)
size_t match3 = test.rfind("123", 0); // returns std::string::npos (i...
In Python, how do I index a list with another list?
...
A functional approach:
a = [1,"A", 34, -123, "Hello", 12]
b = [0, 2, 5]
from operator import itemgetter
print(list(itemgetter(*b)(a)))
[1, 34, 12]
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Submitting HTML form using Jquery AJAX
... answered May 1 '13 at 18:27
abc123abc123
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How can I move a tag on a git branch to a different commit?
...imately has a problem and needs to be updated/re-released.
git tag -d fix123 # delete the old local tag
git push github :fix123 # delete the old remote tag (use for each affected remote)
git tag fix123 790a621265 # create a new local tag
git push github fix123 ...
What is the best Java email address validation method? [closed]
...tor, and "clearly", they are not valid. Here we go: ., .com, com., abc and 123. Also, adding leading or trailing white space do not invalidate the strings either. You be the judge!
– Martin Andersson
Mar 19 '13 at 21:12
...
SHFileOperation函数总结(文件夹的移动、复制、删除) - C/C++ - 清泛网 -...
...将本地文件复制到192.168.1.99
那么只要在192.168.1.99上共享123目录
然后将pTo设置为
就可以了
但不要设置为
对hNameMappings操作是Undocumented!!
如果没有指定hNameMappings
那么hNameMappings一直是NULL
只有当某种操作(copy,move,rename)引起了...
How do I get the key at a specific index from a Dictionary in Swift?
...ere is no guarantee it will come out ordered like below)
let dict = ["c": 123, "d": 045, "a": 456]
for (index, entry) in enumerate(dict) {
println(index) // 0 1 2
println(entry) // (d, 45) (c, 123) (a, 456)
}
If you want to sort first..
var sortedKeysArray = sorted(dict...
How to get rid of the 'undeclared selector' warning
...se a leak because its selector is unknown".
– Hampden123
Nov 20 '13 at 16:38
1
@Hampden123: that ...
svn : how to create a branch from certain revision of trunk
... actually specify this on the command line using your example:
svn copy -r123 http://svn.example.com/repos/calc/trunk \
http://svn.example.com/repos/calc/branches/my-calc-branch
Where 123 would be the revision number in trunk you want to copy. As others have noted, you can also use the @ synt...
How to format strings in Java
...sing it. For example the following code MessageFormat.format("Number {0}", 1234)); depending on default locale can produce Number 1,234 instead of Number 1234.
– pavel_kazlou
Dec 4 '12 at 10:25
...