大约有 40,000 项符合查询结果（耗时：0.0476秒） [XML]
How to save a PNG image server-side, from a base64 data string
...ay that discussed topic is documented in RFC 2397 - The "data" URL scheme (https://tools.ietf.org/html/rfc2397)
Because of this PHP has a native way to handle such data - "data: stream wrapper" (http://php.net/manual/en/wrappers.data.php)
So you can easily manipulate your data with PHP streams:
$...
How to delete a word and go into insert mode in Vim?
...ter, try: "change inner { block" and "change a { block".
Documentation at http://vimdoc.sourceforge.net/htmldoc/motion.html#text-objects
share
|
improve this answer
|
follow...
Pandas dataframe get first row of each group
...nth(0) is the same as first()):
df.groupby('id').nth(1)
Documentation: http://pandas.pydata.org/pandas-docs/stable/groupby.html#taking-the-nth-row-of-each-group
share
|
improve this answer
...
typedef fixed length array
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Benefits of inline functions in C++?
...riable elimination etc..
To check more about it one can follow this link
http://tajendrasengar.blogspot.com/2010/03/what-is-inline-function-in-cc.html
share
|
improve this answer
|
...
How can I rename a field for all documents in MongoDB?
...ral syntax of this is
db.collection.updateMany(filter, update, options)
https://docs.mongodb.com/manual/reference/method/db.collection.updateMany/
share
|
improve this answer
|
...
Update parent scope variable in AngularJS
...entobj.parentproperty = "this WILL modify the parent";
});
Working demo: http://jsfiddle.net/sh0ber/xxNxj/
See What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
share
|
...
What is a tracking branch?
...nd branches. This often referenced link web.archive.org/web/20130419172453/http://www.gitguys.com/… distinguishes between "tracking branches" & "remote tracking branches". They call origin/master a "remote tracking branch" - I agree - but then they call "master" a "tracking branch" too. What i...
Change date of git tag (or GitHub Release based on it)
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Turn a simple socket into an SSL socket
... an call it a day. Having SSL in a different process won't slow you down: http://vincent.bernat.im/en/blog/2011-ssl-benchmark.html
share
|
improve this answer
|
follow
...