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PHP calculate age
...s well
$birthDate = "12/17/1983";
//explode the date to get month, day and year
$birthDate = explode("/", $birthDate);
//get age from date or birthdate
$age = (date("md", date("U", mktime(0, 0, 0, $birthDate[0], $birthDate[1], $birthDate[2]))) > date("md")
? ((date("Y") - $birthDate...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
...wVersion)
This event fires when the database is downgraded. The previous and new version numbers are provided. Use this event to modify the database as required by the version change.
DatabaseOpened()
当数据库打开时，会触发此事件。
DatabaseUpgrade(oldVersion,newVersion)
This...
IntelliJ IDEA hint parameters of method
I'm just swapping from eclipse to IntelliJ, and I can't find this particular feature.
5 Answers
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MySQL: Invalid use of group function
...ause filters which rows MySQL selects. Then MySQL groups the rows together and aggregates the numbers for your COUNT function.
HAVING is like WHERE, only it happens after the COUNT value has been computed, so it'll work as you expect. Rewrite your subquery as:
( -- where that pid ...
onTouchListener warning: onTouch should call View#performClick when a click is detected
...hod, so you should actually return "true" instead?
– android developer
Aug 17 '14 at 12:27
@longilong Well if you wish...
How to filter None's out of List[Option]?
...ar to someList.flatten.map, as one often wants to work with these elements and not just flatten the list out of fun.
– Frank
Apr 11 '12 at 11:38
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Could not reliably determine the server's fully qualified domain name
I have just installed Apache 2.2.17, and I am using it first time.
13 Answers
13
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How to escape % in String.Format?
I am storing a SQL query in my strings.xml file and I want to use String.Format to build the final string in code. The SELECT statement uses a like, something like this:
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How to use NSCache
... into account:
// Your cache should have a lifetime beyond the method or handful of methods
// that use it. For example, you could make it a field of your application
// delegate, or of your view controller, or something like that. Up to you.
NSCache *myCache = ...;
NSAssert(myCache != nil, @"cache...
Print new output on same line [duplicate]
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Thanks for the quick response and update. That makes so much more sense now. I read the help function a dozen times and wasn't obviously paying attention. :)
– onxx
Aug 20 '12 at 4:39
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