大约有 44,000 项符合查询结果（耗时：0.0631秒） [XML]
Alternate output format for psql
... | 10304
dda_type | CHECKING
dda_status | PENDING_VERIFICATION
dda_is_deleted | f
dda_verify_op_id | 44938
version | 2
created | 2012-03-06 21:37:50.585845
modified | 2012-03-06 21:37:50.593425
c_id |
dda_nickname |
dd...
Downloading a file from spring controllers
...his output stream as a place to put generated PDF to your generator. Also, if you know what file type you are sending, you can set
response.setContentType("application/pdf");
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HTTP GET Request in Node.js Express
...so just return it
console.log(`onResult: (${statusCode})\n\n${JSON.stringify(result)}`);
res.statusCode = statusCode;
res.send(result);
});
UPDATE
If you're looking for async/await (linear, no callback), promises, compile time support and intellisense, we created a lightweight HTTP and RE...
How do I check for a network connection?
What is the best way to determine if there is a network connection available?
4 Answers
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Add a column to existing table and uniquely number them on MS SQL Server
...cy database and write a procedure by which I can assign each record a different value. Something like adding a column and autogenerate the data for it.
...
Initialize class fields in constructor or at declaration?
...declaration (null, false, 0, 0.0…).
Prefer initialization in declaration if you don't have a constructor parameter that changes the value of the field.
If the value of the field changes because of a constructor parameter put the initialization in the constructors.
Be consistent in your practice (t...
sed beginner: changing all occurrences in a folder
...d file.
Notes:
The -i argument for sed command is a GNU extension, so, if you are running this command with the BSD's sed you will need to redirect the output to a new file then rename it.
The find utility does not implement the -exec argument in old UNIX boxes, so, you will need to use a | xarg...
JavaScript style for optional callbacks
... occasionally (not always) will receive a callback and run it. Is checking if the callback is defined/function a good style or is there a better way?
...
Data structure: insert, remove, contains, get random element, all at O(1)
... I don't know of any hashtables that let you get an element like that, and if there are any, I can't imagine that this would be a constant time operation. I would be interested to be proven wrong on either count.
– guildner
Apr 16 '11 at 6:10
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C++ template constructor
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There is no way to explicitly specify the template arguments when calling a constructor template, so they have to be deduced through argument deduction. This is because if you say:
Foo<int> f = Foo<int>();
The <int> is the template argum...