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What is the difference between precision and scale?
... significant digits.
Reference:
http://download.oracle.com/docs/cd/B28359_01/server.111/b28318/datatype.htm#CNCPT1832
That page also has some examples that will make you understand precision and scale.
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Make var_dump look pretty
I have a simple $_GET[] query var set for showing testing data when pulling down queries from the DB.
13 Answers
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Set environment variables on Mac OS X Lion
When someone says "edit your .plist file" or "your .profile" or ".bash_profile" etc, this just confuses me. I have no idea where these files are, how to create them if I have to do that, etc, and also why there seem to be so many different ones (why? Do they do different things?)
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Switch statement multiple cases in JavaScript
...ement altogether:
var cases = {
afshin: function() { alert('hey'); },
_default: function() { alert('default'); }
};
cases.larry = cases.saeed = cases.afshin;
cases[ varName ] ? cases[ varName ]() : cases._default();
s...
How to determine MIME type of file in android?
...ring mimeType = null;
if (uri.getScheme().equals(ContentResolver.SCHEME_CONTENT)) {
ContentResolver cr = getAppContext().getContentResolver();
mimeType = cr.getType(uri);
} else {
String fileExtension = MimeTypeMap.getFileExtensionFromUrl(uri
.toString...
How to HTML encode/escape a string? Is there a built-in?
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for those interested h is an alias for html_escape
– lightswitch05
May 15 '14 at 23:03
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Interop type cannot be embedded
... answered Oct 24 '16 at 15:45
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Sending an Intent to browser to open specific URL [duplicate]
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String url = "http://www.example.com";
Intent i = new Intent(Intent.ACTION_VIEW);
i.setData(Uri.parse(url));
startActivity(i);
Here's the documentation of Intent.ACTION_VIEW.
Source: Opening a URL in Android's web browser from within application
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Is the != check thread safe?
...g/Object;
ALOAD 0
GETFIELD test/Test1.a : Ljava/lang/Object;
IF_ACMPEQ L1
...
as we can see it loads field a to local vars twice, it's a non-atomic operation, if a was changed in between by another thread comparison may produce false.
Also, memory visibility problem is relevant here...
Recommended date format for REST GET API
...xtra processing for converting to UTC for storing in UTC format in the database.
Readability of input/output.
Readability of GET URLs.
Notes:
Timezones are a presentation-layer problem! Most of your code shouldn't be dealing with timezones or local time, it should be passing Unix time around.
If...