大约有 43,200 项符合查询结果（耗时：0.0552秒） [XML]
How to shuffle a std::vector?
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From C++11 onwards, you should prefer:
#include <algorithm>
#include <random>
auto rng = std::default_random_engine {};
std::shuffle(std::begin(cards_), std::end(cards_), rng);
Live example on Coliru
Make sure to reu...
Rebasing a Git merge commit
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135
There are two options here.
One is to do an interactive rebase and edit the merge commit, redo...
Why does find -exec mv {} ./target/ + not work?
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185
The manual page (or the online GNU manual) pretty much explains everything.
find -exec comman...
How to shrink/purge ibdata1 file in MySQL
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That ibdata1 isn't shrinking is a particularly annoying feature of MySQL. The ibdata1 file can't actually be shrunk unless you delete all databases, remove the files and reload a dump.
But you can configure MySQL so that each table, in...
MongoDB/Mongoose querying at a specific date?
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219
That should work if the dates you saved in the DB are without time (just year, month, day).
Ch...
Tools to selectively Copy HTML+CSS+JS From A Specific Element of DOM [closed]
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16 Answers
16
Active
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Iteration ng-repeat only X times in AngularJs
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answered Jul 19 '13 at 0:08
David LinDavid Lin
12.4k55 gold badges4242 silver badges4141 bronze badges
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What does yield mean in PHP?
...alculate and return values while you are looping over it:
foreach (xrange(1, 10) as $key => $value) {
echo "$key => $value", PHP_EOL;
}
This would create the following output:
0 => 1
1 => 2
…
9 => 10
You can also control the $key in the foreach by using
yield $someKey =&g...
Full examples of using pySerial package [closed]
...he device you are connecting to)
ser = serial.Serial(
port='/dev/ttyUSB1',
baudrate=9600,
parity=serial.PARITY_ODD,
stopbits=serial.STOPBITS_TWO,
bytesize=serial.SEVENBITS
)
ser.isOpen()
print 'Enter your commands below.\r\nInsert "exit" to leave the application.'
input=1
whil...
MySQL with Node.js
...) {
// connected! (unless `err` is set)
});
Queries:
var post = {id: 1, title: 'Hello MySQL'};
var query = connection.query('INSERT INTO posts SET ?', post, function(err, result) {
// Neat!
});
console.log(query.sql); // INSERT INTO posts SET `id` = 1, `title` = 'Hello MySQL'
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