大约有 30,000 项符合查询结果(耗时:0.0364秒) [XML]

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How to import an excel file in to a MySQL database

... to import spreadsheet data into a MySQL database that doesn't rely on any extra software. Let's assume you want to import your Excel table into the sales table of a MySQL database named mydatabase. Select the relevant cells: Paste into Mr. Data Converter and select the output as MySQL: Change...
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C++ catching all exceptions

..... } catch (const std::exception& ex) { // ... } catch (const std::string& ex) { // ... } catch (...) { // ... } share | improve this answer | follow ...
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What are some uses of template template parameters?

....2, 3.3, 4.4 }; std::cout << vf << '\n'; std::list<char> lc { 'a', 'b', 'c', 'd' }; std::cout << lc << '\n'; std::deque<int> di { 1, 2, 3, 4 }; std::cout << di << '\n'; return 0; } Output std::ostream &operator<<...
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Initialize a byte array to a certain value, other than the default null? [duplicate]

... var array = Encoding.ASCII.GetBytes(new string(' ', 100)); share | improve this answer | follow | ...
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How to change colors of a Drawable in Android?

... If you want to use a color resource rather than a string (#ff0000 etc), you can use e.g. int iColor = getResources().getColor(R.color.primary) – Ben Clayton Aug 20 '14 at 15:02 ...
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Is it possible to implement a Python for range loop without an iterator variable?

...'myapplication') _ = gettext.gettext # ... print _('This is a translatable string.') share | improve this answer | follow | ...
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How does a hash table work?

...s that computers (and their algorithms) deal with numbers better than with strings. So accessing a large array using an index is significantly much faster than accessing sequentially. As Simon has mentioned which I believe to be very important is that the hashing part is to transform a large space...
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INSERT with SELECT

... 22 and '22' should not matter to sql, but I put a string in case that the field is similar to an unique identifier. – Dumitrescu Bogdan Mar 22 '11 at 12:54 ...
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keytool error :java.io.IoException:Incorrect AVA format

...on at all. This was corrected by setting the option to a validly formatted string. this command failed with the AVA format exception: (line breaks added for legibility) C:\Program Files\Java\jdk1.6.0_45\jre\bin>keytool -genkey -v -dname PatrickTaylor -validity 10000 -keystore C:\drops\patrick...
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Convert JS object to JSON string

... easily as that: var j = { "name": "binchen" }; console.log(JSON.stringify(j)); share | improve this answer | follow | ...