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Detect the Internet connection is offline?
... in Ajax applications.
Until that happens, either XHR or an Image() or <img> request can provide something close to the functionality you want.
Update (2014/11/16)
Major browsers now support this property, but your results will vary.
Quote from Mozilla Documentation:
In Chrome and Safari, if ...
PHP script to loop through all of the files in a directory?
...(length=14)
9 => string 'Penguins.jpg' (length=12)
10 => string 'pnggrad16rgb.png' (length=16)
11 => string 'pnggrad16rgba.png' (length=17)
12 => string 'pnggradHDrgba.png' (length=17)
13 => string 'Tulips.jpg' (length=10)
Link:
http://php.net/manual/en/class.filesystemite...
builtins.TypeError: must be str, not bytes
...rsa. Prove in python 3.5.2
import base64
read_file = open('/tmp/newgalax.png', 'rb')
data = read_file.read()
b64 = base64.b64encode(data)
print (b64)
# Save file
decode_b64 = base64.b64decode(b64)
out_file = open('/tmp/out_newgalax.png', 'wb')
out_file.write(decode_b64)
# Test in python 3.5.2
...
App Inventor 2 FTP 客户端拓展：FTP协议连接、上传、下载、创建、修改目录...
...lumn; align-items: center; } .feedback-pop:hover, .feedback-pop .feedback-img:hover { color: #3773f5 } .feedback-pop .feedback-img { display: inline-block; width: 24px; height: 24px; margin-bottom: 4px; background: url(/static/images/feedback.svg) 50% / 100% auto no-repeat; } 文档反馈 ...
Total size of the contents of all the files in a directory [closed]
...
Isolated to a specific file type (in this case, PNG) and expressed in MB for more readability: ls -lR | grep '.png$' | awk '{total += $5} END {print "Total:", total/1024/1024, "MB"}'
– MusikPolice
Sep 9 '14 at 15:11
...
Reduce left and right margins in matplotlib plot
...ata = np.arange(3000).reshape((100,30))
plt.imshow(data)
plt.savefig('test.png', bbox_inches='tight')
Another way is to use fig.tight_layout()
import matplotlib.pyplot as plt
import numpy as np
xs = np.linspace(0, 1, 20); ys = np.sin(xs)
fig = plt.figure()
axes = fig.add_subplot(1,1,1)
axes.plo...
Difference between and text
...
With <button>, you can use img tags, etc. where text is
<button type='submit'> text -- can be img etc. </button>
with <input> type, you are limited to text
...
How to get the contents of a webpage in a shell variable?
... i am yet to get this... can anybody demostrate as to how , for eg. get an img tag in a variable for this link www2.watchop.io/manga2/read/one-piece/1/4 ??
– juggernauthk108
Oct 30 '16 at 9:05
...
What is the minimum I have to do to create an RPM file?
...sr/share/applications/package_name.desktop
/usr/share/pixmaps/package_name.png
%changelog
* date Packager's Name <packager's_email> version-revision
- Summary of changes
#For more details see: docs.fedoraproject.org/en-US/Fedora_Draft_Documentation/0.1/html/Packagers_Guide/sect-Packagers_Gui...
fatal: git-write-tree: error building trees
...;..." to mark resolution)
#
# both modified: app/assets/images/logo.png
# both modified: app/models/laundry.rb
Fix them with git add to each of them and try git stash again.
git add app/assets/images/logo.png
...