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How to get current timestamp in milliseconds since 1970 just the way Java gets
In Java, we can use System.currentTimeMillis() to get the current timestamp in Milliseconds since epoch time which is -
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Client to send SOAP request and receive response
Trying to create a C# client (will be developed as a Windows service) that sends SOAP requests to a web service (and gets the results).
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Check free disk space for current partition in bash
I am writing an installer in bash. The user will go to the target directory and runs the install script, so the first action should be to check that there is enough space. I know that df will report all file systems, but I was wondering if there was a way to get the free space just for the partition...
How to get the width and height of an android.widget.ImageView?
I have an image view with some default height and width, images are stored in db and I want to scale Image according to Imageview height width. As I don't want it give default values because when ever I change it's height and width I also have to change it in code.
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Converting Java objects to JSON with Jackson
I want my JSON to look like this:
9 Answers
9
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Access mysql remote database from command line
I have a server with Rackspace. I want to access the database from my local machine command line.
17 Answers
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Why does changing the sum order returns a different result?
... where each addition is performed at "infinite" precision and then rounded to the nearest representable number. Here are two sums:
1/3 + 2/3 + 2/3 = (0.3333 + 0.6667) + 0.6667
= 1.000 + 0.6667 (no rounding needed!)
= 1.667 (where 1.6667 is rounded to 1.667)
2/3 + 2/...
Nullable type issue with ?: Conditional Operator
...ready. The compiler is telling you that it doesn't know how convert null into a DateTime.
The solution is simple:
DateTime? foo;
foo = true ? (DateTime?)null : new DateTime(0);
Note that Nullable<DateTime> can be written DateTime? which will save you a bunch of typing.
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Android SharedPreference security
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Shared Preferences are stored as a file in the filesystem on the device. They are, by default, stored within the app's data directory with filesystem permissions set that only allow the UID that the specific application runs with to access them. So,...
How to colorize diff on the command line?
...diff, except that it augments the output using colored syntax highlighting to increase readability:
diff old new | colordiff
or just:
colordiff old new
Installation:
Ubuntu/Debian: sudo apt-get install colordiff
OS X: brew install colordiff or port install colordiff
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