大约有 19,000 项符合查询结果（耗时：0.0183秒） [XML]
Saving a Numpy array as an image
...ine order and add null bytes at the start
width_byte_4 = width * 4
raw_data = b''.join(
b'\x00' + buf[span:span + width_byte_4]
for span in range((height - 1) * width_byte_4, -1, - width_byte_4)
)
def png_pack(png_tag, data):
chunk_head = png_tag + data
...
How do I create a link using javascript?
...
There are a couple of ways:
If you want to use raw Javascript (without a helper like JQuery), then you could do something like:
var link = "http://google.com";
var element = document.createElement("a");
element.setAttribute("href", link);
element.innerHTML = "your text";...
What is the difference between encode/decode?
...inese into computer memory is encode().
So the encoded information is the raw bytes, and the decoded information is the raw bytes and the name of the dictionary to reference (but not the dictionary itself).
share
|...
The input is not a valid Base-64 string as it contains a non-base 64 character
...ng as JSON, that string will include the opening and closing quotes in the raw response. So your response should probably look like:
"abc123XYZ=="
or whatever...You can try confirming this with Fiddler.
My guess is that the result.Content is the raw string, including the quotes. If that's the ca...
Design Patterns web based applications [closed]
...o implement. But you end up with a simpler model and view wherein all the "raw" Servlet API is abstracted completely away. You shouldn't have the need to gather, convert and validate the request parameters yourself. The Controller does this task and sets the gathered, converted and validated request...
Count how many records are in a CSV Python?
...han Martijn Pieters's. For 10M lines, %time sum(1 for row in open("df_data_raw.csv")) cost 4.91s while %time len(open("df_data_raw.csv").readlines()) cost 14.6s.
– Pengju Zhao
May 13 '18 at 9:13
...
Android: Test Push Notification online (Google Cloud Messaging) [closed]
... : key=your key //Google API KEY
Content-Type : application/json
JSON (raw) :
{
"registration_ids":["yours"],
"data": {
"Hello" : "World"
}
}
on success you will get
Response :
{
"multicast_id": 6506103988515583000,
"success": 1,
"failure": 0,
"canonical_ids": 0,
"...
Load different colorscheme when using vimdiff
...ally beautiful.
curl -fLo ~/.vim/colors/molokai.vim --create-dirs https://raw.githubusercontent.com/tomasr/molokai/master/colors/molokai.vim
curl -fLo ~/.vim/colors/github.vim --create-dirs https://raw.githubusercontent.com/endel/vim-github-colorscheme/master/colors/github.vim
Put the following c...
Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
...
#start your server
rails -s
results (in browser)
- !ruby/object:Post
raw_attributes:
id: 2
title: My Second Post
body: Welcome! This is another example post
published_at: '2015-10-19 23:00:43.469520'
created_at: '2015-10-20 00:00:43.470739'
updated_at: '2015-10-20 00:0...
Getting View's coordinates relative to the root layout
... offsetViewBounds = new Rect();
//returns the visible bounds
childView.getDrawingRect(offsetViewBounds);
// calculates the relative coordinates to the parent
parentViewGroup.offsetDescendantRectToMyCoords(childView, offsetViewBounds);
int relativeTop = offsetViewBounds.top;
int relativeLeft = offs...