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Encrypt & Decrypt using PyCrypto AES 256
...ation in order to encrypt. The solutions above suggest using CBC, which is one example. Another is called CTR, and it's somewhat easier to use:
from Crypto.Cipher import AES
from Crypto.Util import Counter
from Crypto import Random
# AES supports multiple key sizes: 16 (AES128), 24 (AES192), or 32...
Making interface implementations async
...ntly trying to make my application using some Async methods.
All my IO is done through explicit implementations of an interface and I am a bit confused about how to make the operations async.
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SecurityError: Blocked a frame with origin from accessing a cross-origin frame
... frame with a different origin.
Origin is considered different if at least one of the following parts of the address isn't maintained:
protocol://hostname:port/...
Protocol, hostname and port must be the same of your domain if you want to access a frame.
NOTE: Internet Explorer is known to not stric...
Java: Difference between the setPreferredSize() and setSize() methods in components
... . Sometimes I used setSize() , sometimes setPreferredSize() , sometimes one does what I want, sometimes the other.
4 Ans...
How can I connect to Android with ADB over TCP? [closed]
...ith the IP address that is actually assigned to your device. Once you are done, you can disconnect from the adb tcp session by running:
adb disconnect 192.168.0.101:5555
You can find the IP address of a tablet in two ways:
Manual IP Discovery:
Go into Android's WiFi settings, click the menu button ...
Linux: is there a read or recv from socket with timeout?
... (const char*)&tv, sizeof tv);
Reportedly on Windows this should be done before calling bind. I have verified by experiment that it can be done either before or after bind on Linux and OS X.
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What is meaning of boolean value returned from an event-handling method in Android
...
Am I getting this reply wrong or everyone else is... This reply said that return true means tough event is not consumed. But the truth is completely reverse.
– Kai Wang
Mar 4 '16 at 15:36
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console.writeline and System.out.println
...prompts would appear simultaneously).
Notice above that redirecting even one of the streams results in System.console() returning null; another irritation is that there's often no Console object available when spawned from another program such as Eclipse or Maven.
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What does -fPIC mean when building a shared library?
...in machines.
use this when building shared objects (*.so) on those mentioned architectures.
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What is the instanceof operator in JavaScript?
...lor2 instanceof String; // returns false (color2 is not a String object)
One thing worth mentioning is instanceof evaluates to true if the object inherits from the classe's prototype:
var p = new Person("Jon");
p instanceof Person
That is p instanceof Person is true since p inherits from Person...