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Dark theme in Netbeans 7 or 8
...ght of the Profile name. Double-check to make sure you have Darcula as the selected Profile of course. Then click the Apply and OK buttons at the bottom.
Font
You may want to change the font in the method editor. I most highly recommend the commercial font for programmers, PragmataPro. For a fre...
Count(*) vs Count(1) - SQL Server
...
The optimizer recognizes it for what it is: trivial.
The same as EXISTS (SELECT * ... or EXISTS (SELECT 1 ...
Example:
SELECT COUNT(1) FROM dbo.tab800krows
SELECT COUNT(1),FKID FROM dbo.tab800krows GROUP BY FKID
SELECT COUNT(*) FROM dbo.tab800krows
SELECT COUNT(*),FKID FROM dbo.tab800krows GROU...
Where is the warnings screen option in Android Studio?
...bar, you click Analyze -> Inspect Code; then in the window that pops up select how much of your project you want to inspect (I usually do Whole Project, but you might want to select a specific module), then click okay.
Android Studio will work for a bit, then the inspection window will pop up f...
(How) can I count the items in an enum?
...hich does what I described. namespace gx { enum struct DnaNucleobase : char { A, C, G, T }; } Then: namespace std { template<> struct numeric_limits<enum ::gx::DnaNucleobase> { typedef enum ::gx::DnaNucleobase value_ty...
Unicode characters in URLs
In 2010, would you serve URLs containing UTF-8 characters in a large web portal?
7 Answers
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Write a number with two decimal places SQL server
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try this
SELECT CONVERT(DECIMAL(10,2),YOURCOLUMN)
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What does the 'b' character do in front of a string literal?
...nce of the bytes type instead of the str type. They may only contain ASCII characters; bytes with a numeric value of 128 or greater must be expressed with escapes.
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How can I concatenate two arrays in Java?
...itive arrays:
Booleans.concat(first, second)
Bytes.concat(first, second)
Chars.concat(first, second)
Doubles.concat(first, second)
Shorts.concat(first, second)
Ints.concat(first, second)
Longs.concat(first, second)
Floats.concat(first, second)
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How do I use FileSystemObject in VBA?
...crrun.dll
To reference this file, load the
Visual Basic Editor (ALT+F11)
Select Tools > References from the drop-down menu
A listbox of available references will be displayed
Tick the check-box next to 'Microsoft Scripting Runtime'
The full name and path of the scrrun.dll file will be displayed...
Error 1046 No database Selected, how to resolve?
...ation.
If you're trying to do this via MySQL Workbench...
...you need to select the appropriate database/catalog in the drop down menu found above the :Object Browser: tab. You can specify the default schema/database/catalog for the connection - click the "Manage Connections" options under the SQL...