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C char array initialization
... For the sake of the person asking the question, it's worth pointing out that the C standard requires any partially-complete array initialisation to be padded with zero for the remaining elements (by the compiler). This goes for all data types, not just char.
– pa...
Best practice using NSLocalizedString
...on_title_login, forState: .Normal)
The project uses Google App Script to convert Sheets --> CSV , and Python script to convert CSV files --> Localizable.strings You can have a quick look at this example sheet to know what's possible.
...
get the latest fragment in backstack
...u can use the getName() method of FragmentManager.BackStackEntry which was introduced in API level 14. This method will return a tag which was the one you used when you added the Fragment to the backstack with addTobackStack(tag).
int index = getActivity().getFragmentManager().getBackStackEntryCoun...
SELECT * FROM X WHERE id IN (…) with Dapper ORM
...able and will automatically parameterize your query.
connection.Query<int>(
@"select *
from (select 1 as Id union all select 2 union all select 3) as X
where Id in @Ids",
new { Ids = new int[] { 1, 2, 3 });
Will be translated to:
select *
from (select 1 as Id union...
What is the difference between float and double?
... single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the differences between them?
...
Python function overloading
I know that Python does not support method overloading, but I've run into a problem that I can't seem to solve in a nice Pythonic way.
...
How to DROP multiple columns with a single ALTER TABLE statement in SQL Server?
...bleName
DROP COLUMN Column1, Column2;
The syntax is
DROP { [ CONSTRAINT ] constraint_name | COLUMN column } [ ,...n ]
For MySQL:
ALTER TABLE TableName
DROP COLUMN Column1,
DROP COLUMN Column2;
or like this1:
ALTER TABLE TableName
DROP Column1,
DROP Column2;
1 The wo...
How to create a MySQL hierarchical recursive query
...ditions in this where clause are evaluated in order, and the evaluation is interrupted once the total outcome is certain. Therefore the second condition must be in second place, as it adds the id to the parent list, and this should only happen if the id passes the first condition. The length functio...
Post-increment and pre-increment within a 'for' loop produce same output [duplicate]
...
Well, this is simple. The above for loops are semantically equivalent to
int i = 0;
while(i < 5) {
printf("%d", i);
i++;
}
and
int i = 0;
while(i < 5) {
printf("%d", i);
++i;
}
Note that the lines i++; and ++i; have the same semantics FROM THE PERSPECTIVE OF THIS BLOCK O...
Resizing an Image without losing any quality [closed]
...mage(newImage))
{
gr.SmoothingMode = SmoothingMode.HighQuality;
gr.InterpolationMode = InterpolationMode.HighQualityBicubic;
gr.PixelOffsetMode = PixelOffsetMode.HighQuality;
gr.DrawImage(srcImage, new Rectangle(0, 0, newWidth, newHeight));
}
...