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When should I use Write-Error vs. Throw? Terminating vs. non-terminating errors
...is is best illustrated with code:
# A foreach loop.
foreach ( $i in (1..10) ) { Write-Host $i ; if ($i -eq 5) { return } }
# A for loop.
for ($i = 1; $i -le 10; $i++) { Write-Host $i ; if ($i -eq 5) { return } }
Output for both:
1
2
3
4
5
One gotcha here is using return with ForEach-Object. ...
Filling a DataSet or DataTable from a LINQ query result set
...le()
where order.Field<DateTime>("OrderDate") > new DateTime(2001, 8, 1)
select order;
// Create a table from the query.
DataTable boundTable = query.CopyToDataTable<DataRow>();
Why won't that work for you?
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How far can memory leaks go?
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edited Mar 18 '13 at 0:11
answered Mar 17 '13 at 23:00
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Why isn't vector a STL container?
Item 18 of Scott Meyers's book Effective STL: 50 Specific Ways to Improve Your Use of the Standard Template Library says to avoid vector <bool> as it's not an STL container and it doesn't really hold bool s.
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How to prevent custom views from losing state across screen orientation changes
...State are called automatically for you if View#getId returns a value >= 0. This happens when you give it an id in xml or call setId manually. Otherwise you have to call View#onSaveInstanceState and write the Parcelable returned to the parcel you get in Activity#onSaveInstanceState to save the sta...
UIlabel layer.cornerRadius not working in iOS 7.1
...ing at a UILabel with the property addMessageLabel.layer.cornerRadius = 5.0f; On a device with iOS 7.0 installed, it has rounded corners. On a device with iOS 7.1 installed, it does not have rounded corners.
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Best way to define private methods for a class in Objective-C
...ing as a private method in Objective-C. However, starting in Objective-C 2.0 (meaning Mac OS X Leopard, iPhone OS 2.0, and later) you can create a category with an empty name (i.e. @interface MyClass ()) called Class Extension. What's unique about a class extension is that the method implementations...
How do you merge two Git repositories?
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edited May 7 '18 at 10:44
answered Feb 20 '13 at 23:44
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CSS disable text selection
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answered May 30 '12 at 4:52
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Display a float with two decimal places in Python
...nd I need to output the values in a string with two decimal places (5 -> 5.00, 5.5 -> 5.50, etc). How can I do this in Python?
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