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Create a date from day month and year with T-SQL
I am trying to convert a date with individual parts such as 12, 1, 2007 into a datetime in SQL Server 2005. I have tried the following:
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NSDictionary - Need to check whether dictionary contains key-value pair or not
... @jbx72487 Dictionaries must contain objects; objectForKey: returns an id -- a pointer to an Objective-C object. If you are storing numbers, they must be "boxed" into an NSNumber. Even if the NSNumber is zero or false it will be still be a valid pointer and the above code will accurately detect ...
Should I use `this` or `$scope`?
...troller as" is much more recent (as of version 1.2.0 officially though it did appear in unstable pre-releases prior to this).
Both work perfectly well and the only wrong answer is to mix them in the same app without an explicit reason. Frankly, mixing them will work, but it will just add to the co...
Bogus foreign key constraint fail
...ars that a new connection is opened for each query (bugs.mysql.com/bug.php?id=8280), making it neccessary to write all the drop statements in one query, eg.
SET FOREIGN_KEY_CHECKS=0;
DROP TABLE my_first_table_to_drop;
DROP TABLE my_second_table_to_drop;
SET FOREIGN_KEY_CHECKS=1;
Where the SE...
How to set the margin or padding as percentage of height of parent container?
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The fix is that yes, vertical padding and margin are relative to width, but top and bottom aren't.
So just place a div inside another, and in the inner div, use something like top:50% (remember position matters if it still doesn't work)
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SQL Server - Create a copy of a database table and place it in the same database?
... offers creates a new table with the same column structure (just like he said) and inserts all data into the new table for you.
– user5855178
Apr 5 '17 at 14:14
1
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How can I programmatically check whether a keyboard is present in iOS app?
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drawnonward's code is very close, but collides with UIKit's namespace and could be made easier to use.
@interface KeyboardStateListener : NSObject {
BOOL _isVisible;
}
+ (KeyboardStateListener *)sharedInstance;
@property (nonatomic, readonly, getter=isVisible) B...
How to return a value from a Form in C#?
...alue1 {get;set;}
public string ReturnValue2 {get;set;}
then set this inside your sub-form ok button click handler
private void btnOk_Click(object sender,EventArgs e)
{
this.ReturnValue1 = "Something";
this.ReturnValue2 = DateTime.Now.ToString(); //example
this.DialogResult = DialogRe...
Aggregate / summarize multiple variables per group (e.g. sum, mean)
...reshape2 package for this task:
require(reshape2)
df_melt <- melt(df1, id = c("date", "year", "month"))
dcast(df_melt, year + month ~ variable, sum)
# year month x1 x2
1 2000 1 -80.83405 -224.9540159
2 2000 2 -223.76331 -288.2418017
3 2000 3 -188.83930 -481.560...
MySQL “between” clause not inclusive?
...nce by using >= and < instead of between.
– David Harkness
Mar 20 '12 at 0:42
113
You will ...