大约有 15,900 项符合查询结果（耗时：0.0214秒） [XML]
How to assign a Git SHA1's to a file without Git?
...cter string.
For example, the hash of an empty file:
sha1("blob 0\0") = "e69de29bb2d1d6434b8b29ae775ad8c2e48c5391"
$ touch empty
$ git hash-object empty
e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
Another example:
sha1("blob 7\0foobar\n") = "323fae03f4606ea9991df8befbb2fca795e648fa"
$ echo "foob...
How to delete images from a private docker registry?
... run a private docker registry, and I want to delete all images but the latest from a repository. I don't want to delete the entire repository, just some of the images inside it. The API docs don't mention a way to do this, but surely it's possible?
...
How to use java.net.URLConnection to fire and handle HTTP requests?
...the parameters will be available by HttpServletRequest#getParameter().
For testing purposes, you can print the response body to stdout as below:
try (Scanner scanner = new Scanner(response)) {
String responseBody = scanner.useDelimiter("\\A").next();
System.out.println(responseBody);
}
Fir...
Can promises have multiple arguments to onFulfilled?
...
You can use E6 destructuring:
Object destructuring:
promise = new Promise(function(onFulfilled, onRejected){
onFulfilled({arg1: value1, arg2: value2});
})
promise.then(({arg1, arg2}) => {
// ....
});
Array destructuring:
...
Make div stay at bottom of page's content all the time even when there are scrollbars
... bottom: 0;
width: 100%;
}
Here's the fiddle: http://jsfiddle.net/uw8f9/
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Max length for client ip address [duplicate]
... there are 8 groups of 4 hex digits:
2001:0dc5:72a3:0000:0000:802e:3370:73E4
32 hex digits + 7 separators = 39 characters.
CAUTION: If you also want to hold IPV4 addresses mapped as IPV6 addresses, use 45 characters as @Deepak suggests.
...
How many bytes does one Unicode character take?
...field will be silently truncated. Use "utf8mb4" instead.
There's a snowman test page (unicodesnowmanforyou.com).
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Remove rows with all or some NAs (missing values) in data.frame
...st these assumptions for your own use case ------------
row_size <- 1e6L
col_size <- 20 # not including ID column
p_missing <- 0.05 # likelihood of missing observation (except ID col)
col_subset <- 18:21 # second part of question: filter on select columns
#------- System i...
Get a list of all git commits, including the 'lost' ones
...ing commit dec2c5e72a81ef06963397a49c4b068540fc0dc3
dangling blob f8c2579e6cbfe022f08345fa7553feb08d60a975
dangling blob 0eb3e86dc112332ceadf9bc826c49bd371acc194
dangling blob 11cbd8eba79e01f4fd7f496b1750953146a09502
dangling commit 18733e44097d2c7a800650cea442febc5344f9b3
dangling blob 1e...
Jquery UI tooltip does not support html content
...x 7px 5px -5px #666;
box-shadow: 7px 7px 5px -5px #666;
background: #E4E5F0 repeat-x;
}
div#Tooltip_Text_container:hover a span.tooltips {
visibility: visible;
opacity: 1;
transition-delay: 0.2s;
}
div#Tooltip_Text_container img {
left: -10px;
}
div#Tooltip_Text_contai...