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Encrypting & Decrypting a String in C# [duplicate]
...Cryptography is not simple so it's best to avoid "rolling your own" encryption algorithm.
You can, however, "roll your own" wrapper class around something like the built-in RijndaelManaged cryptography class.
Rijndael is the algorithmic name of the current Advanced Encryption Standard, so you're c...
JavaScript isset() equivalent
.... } to do the same, but this is not exactly the same statement. The condition will also evaluate to false if array.foo does exists but is false or 0 (and probably other values as well).
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How do I read / convert an InputStream into a String in Java?
If you have a java.io.InputStream object, how should you process that object and produce a String ?
59 Answers
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Convert string in base64 to image and save on filesystem in Python
...ved arbitrary codec support from string/bytes .encode() and .decode() functions:
# For both Python 2.7 and Python 3.x
import base64
with open("imageToSave.png", "wb") as fh:
fh.write(base64.decodebytes(img_data))
share...
Sync data between Android App and webserver [closed]
... an Android App and a Server. If you've seen Evernote or similar Applications, you certainly understand what I mean.
9 An...
How can I redirect HTTP requests made from an iPad?
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The way to get around this limitation of the iPad is to use a HTTP proxy server, such as Squid running on another machine where you can edit the hosts file.
On the iPad Under Settings -> Network -> Wi-Fi -> (Your network) There is a HTTP Proxy setti...
Why are Docker container images so large?
...ependencies your installed software has.
I was able to make your installation significantly smaller by adding yum -y clean all to each line:
FROM fedora:latest
RUN yum -y install nano && yum -y clean all
RUN yum -y install git && yum -y clean all
It is important to do that for ea...
Aligning UIToolBar items
...itWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil];
[toolbar setItems:[NSArray arrayWithObjects:flexibleSpace, settingsButton,deleteButton,aboutButton, flexibleSpace, nil]];
Adding these as you would any other toolbar items will distribute space evenly between the ...
Check if an image is loaded (no errors) with jQuery
...
Another option is to trigger the onload and/or onerror events by creating an in memory image element and setting its src attribute to the original src attribute of the original image. Here's an example of what I mean:
$("<img/>"...
How to show “Done” button on iPhone number pad
...e" button on the number pad. When a user finishes entering numeric information in a text field, how can I make the number pad disappear?
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