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How to invoke a Linux shell command from Java
...shell
try
Process p = Runtime.getRuntime().exec(new String[]{"csh","-c","cat /home/narek/pk.txt"});
instead.
EDIT::
I don't have csh on my system so I used bash instead. The following worked for me
Process p = Runtime.getRuntime().exec(new String[]{"bash","-c","ls /home/XXX"});
...
How to handle configuration in Go [closed]
... and it's a valiant effort, but i took the lack of documentation as an indication that i should look elsewhere. goini seems to be a simple and easy library to handle Windows ini files. A new format called TOML has been proposed, but it also has problems. At this point i would stick to JSON or ini.
...
What is the effect of encoding an image in base64?
...Calculation: (48 / 6) * 8 = 64
Simple CLI calculator on Linux systems:
$ cat /dev/urandom|head -c 48000|base64|wc -c
64843
Or using an image:
$ cat my.png|base64|wc -c
Base64-images and websites
This question is much more difficult to answer. Generally speaking, as larger the image as less s...
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...V DroidCon.
I had a chance to examine this issue across many Android applications, and discuss it with other developers who encountered it - and we all got to the same point: this issue cannot be avoided, only minimized.
I took a closer look at the default implementation of the Android Garbage col...
What is the best Distributed Brute Force countermeasure?
...the connection itself -- and in those cases, we no longer have an 'authentication' issue, we have a genuine franchise-sized pull-the-plug FUBAR situation
The second part of the countermeasure: System-wide throttling of unrecognized IPs
In order to make a whitelist work for an open-registration web...
Linux: compute a single hash for a given folder & contents?
...
I found cat | sha1sum to be considerably faster than sha1sum | sha1sum. YMMV, try each of these on your system: time find path/to/folder -type f -print0 | sort -z | xargs -0 sha1sum | sha1sum; time find path/to/folder -type f -print0...
How do I create a self-signed certificate for code signing on Windows?
How do I create a self-signed certificate for code signing using tools from the Windows SDK?
5 Answers
...
How I can I lazily read multiple JSON values from a file/stream in Python?
...dbye" : 1 } 1 2 {
} 2
9 78
4 5 { "animals" : [ "dog" , "lots of mice" ,
"cat" ] }
""")
of.close()
// open & stream the json
f = open("test.json","r")
for o in streamingiterload(f.readlines()):
print o
f.close()
I get these results (and if you turn on that debug line, you'll see it pulls in...
Is there something like Annotation Inheritance in java?
... return annotation;
}
}
}
}
catch (Exception ex) {
handleIntrospectionFailure(clazz, ex);
return null;
}
for (Class<?> ifc : clazz.getInterfaces()) {
A annotation = findAnnotation(ifc, annotationType, visited);
...
How do you get the list of targets in a makefile?
...E_LIST)) ensures that the same makefile is targeted as in the original invocation, regardless of whether it was targeted implicitly or explicitly with -f ....
Caveat: This will break if your makefile contains include directives; to address this, define variable THIS_FILE := $(lastword $(MAKEFILE_LIS...