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Where does PostgreSQL store the database?
...e tablespaces, which might not be in that data directory, use this query.
SELECT * FROM pg_tablespace;
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Do I need Content-Type: application/octet-stream for file download?
...inline some would always use it, while others would use it if the user had selected "save link as" but not if they'd selected "save" while viewing (or at least IE used to be like that, it may have changed some years ago).
sh...
Connect Java to a MySQL database
...Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT ID FROM USERS");
...
rs.close();
stmt.close();
conn.close();
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Android Lint contentDescription warning
...Graphical Layout and do this:
Click on the right top corner red button
Select "Disable Issue Type" (for example)
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AngularJS : automatically detect change in model
...s model being deep dirty-checked, possibly multiple times). In that case, selective $watch()es or selective ng-change would be better.
– Mark Rajcok
Mar 15 '13 at 3:57
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How to remove auto focus/keyboard popup of a field when the screen shows up?
...above method inside onCreate().It prevent softKeyboard to show unless user select EditText by tapping or clicking.
or simply add android:windowSoftInputMode="stateHidden" in Activity tag in Manifest.xml
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How do I change the data type for a column in MySQL?
...n type to another type, you can generate queries using a query like this:
select distinct concat('alter table ',
table_name,
' modify ',
column_name,
' <new datatype> ',
if(is_nu...
How can I reliably determine the type of a variable that is declared using var at design time?
...o resolve the type. For instance:
var items = myList.OfType<Foo>().Select(foo => foo.Bar);
The return type is IEnumerable<Bar>, but resolving this required knowing:
myList is of type that implements IEnumerable.
There is an extension method OfType<T> that applies to IEnume...
Modify table: How to change 'Allow Nulls' attribute from not null to allow null
...
I wrote this so I could edit all tables and columns to null at once:
select
case
when sc.max_length = '-1' and st.name in ('char','decimal','nvarchar','varchar')
then
'alter table [' + so.name + '] alter column [' + sc.name + '] ' + st.name + '(MAX) NULL'
when st.name in ('char','decimal','n...
How to run a program without an operating system?
...her such weird keys after power-on until you get a boot menu where you can select to boot from the USB.
It is often possible to configure the search order in those menus.
For example, on my T430 I see the following.
After turning on, this is when I have to press Enter to enter the boot menu:
The...