大约有 43,000 项符合查询结果（耗时：0.0419秒） [XML]
How do I make and use a Queue in Objective-C?
...iety of implementations of queues, as well as stacks, deques, sorted sets, etc. For your purposes, CHCircularBufferQueue is significantly faster (i.e. provable with benchmarks) and more readable (admittedly subjective) than using an NSMutableArray.
One big advantage of using a native Objective-C cl...
Datatable vs Dataset
...ff some internal behavior within the DataTable, such as index maintenance, etc. See this article for further details.
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AngularJS $http, CORS and http authentication
...es the server have to allow all headers (Content, Content-Length, Referer, etc...) present in the real, i.e. non-OPTIONS, request?
– Kevin Meredith
Jun 9 '14 at 15:43
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How can you find and replace text in a file using the Windows command-line environment?
... Can any sort of pattern matching be done here? Wildcards, Regex etc?
– Keyo
Apr 19 '12 at 21:51
27
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Way to go from recursion to iteration
...sequent thunks can be contingent on the results of previous sub-traversals etc.
– experquisite
Apr 9 '15 at 22:49
6
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Nginx 403 error: directory index of [folder] is forbidden
.../home/www/
So, my user name is "user1" (from above)
2: Changed user in /etc/nginx/nginx.conf
# user www-data;
user user1;
3: Reloaded the nginx
sudo nginx -s reload
Additionally, I have applied file/folder permissions (before I did above 3 steps)
(755 to my directory, say /dir1/) & ...
How enumerate all classes with custom class attribute?
...embly) {
foreach(Type type in assembly.GetTypes()) {
if (type.GetCustomAttributes(typeof(HelpAttribute), true).Length > 0) {
yield return type;
}
}
}
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How to get all subsets of a set? (powerset)
...sets).
def power_set(A):
"""A is an iterable (list, tuple, set, str, etc)
returns a set which is the power set of A."""
length = len(A)
l = [a for a in A]
ps = set()
for i in range(2 ** length):
selector = f'{i:0{length}b}'
subset = {l[j] for j, bit in enum...
Android: allow portrait and landscape for tablets, but force portrait on phone?
...ically) will behave like normal, based on sensor and user-locked rotation, etc. Everything else (phones, pretty much) will be portrait only.
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URL rewriting with PHP
...s far more flexibility in parsing URLs, config and database dependent URLs etc. For sporadic usage the hardcoded rewrite rules in .htaccess will do fine though.
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