大约有 40,000 项符合查询结果(耗时:0.0438秒) [XML]

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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?

... Usually what you choose will depend on which methods you need access to. In general - IEnumerable<> (MSDN: http://msdn.microsoft.com/en-us/library/system.collections.ienumerable.aspx) for a list of objects that only needs ...
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Exporting functions from a DLL with dllexport

...ain C exports, use a C project not C++. C++ DLLs rely on name-mangling for all the C++isms (namespaces etc...). You can compile your code as C by going into your project settings under C/C++->Advanced, there is an option "Compile As" which corresponds to the compiler switches /TP and /TC. If you ...
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SQL Server - Create a copy of a database table and place it in the same database?

...a new table with the same column structure (just like he said) and inserts all data into the new table for you. – user5855178 Apr 5 '17 at 14:14 1 ...
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What is %2C in a URL?

...P | 70 | p | | 11 | DC1 | 31 | 1 | 51 | Q | 71 | q | | 12 | DC2 | 32 | 2 | 52 | R | 72 | r | | 13 | DC3 | 33 | 3 | 53 | S | 73 | s | | 14 | DC4 | 34 | 4 | 54 | T | 74 | t | | 15 | NAK | 35 | 5 | 55 | U | 75 | u | | 16 | SYN | 36 | 6 | 56 | V | 76 | v | | 17 | E...
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set date in input type date

...answered Nov 10 '12 at 14:30 int32_tint32_t 4,51511 gold badge1919 silver badges1616 bronze badges ...
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Python Create unix timestamp five minutes in the future

... Now in Python >= 3.3 you can just call the timestamp() method to get the timestamp as a float. import datetime current_time = datetime.datetime.now(datetime.timezone.utc) unix_timestamp = current_time.timestamp() # works if Python >= 3.3 unix_timestamp_pl...
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Header files for x86 SIMD intrinsics

... These days you should normally just include <immintrin.h>. It includes everything. GCC and clang will stop you from using intrinsics for instructions you haven't enabled at compile time (e.g. with -march=native or -mavx2 -mbmi2 -mpopcnt -mfma ...
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How to concatenate two MP4 files using FFmpeg?

...pe f is for only listing files. I added | sort to sort the files alphabetically; because find reads them in order as saved on filesystem. Works also for files with whitespaces. – erik Dec 2 '16 at 14:15 ...
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Can I use git diff on untracked files?

...The upshot is that your "untracked" file now becomes a modification to add all the content to this zero-length file, and that shows up in the "git diff" output. git diff echo "this is a new file" > new.txt git diff git add -N new.txt git diff diff --git a/new.txt b/new.txt index e69de29..3b2ae...
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pretty-print JSON using JavaScript

...or sure) and not HTML. Output can be seen inside console. You can edit the _variables inside the function adding some more styling. function JSONstringify(json) { if (typeof json != 'string') { json = JSON.stringify(json, undefined, '\t'); } var arr = [], _stri...