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How are GCC and g++ bootstrapped?
...of GCC was compiled using another C compiler, since there were others when it was written. The very first C compiler ever (ca. 1973, IIRC) was implemented either in PDP-11 assembly, or in the B programming language which preceded it, but in any case the B compiler was written in assembly. Similarly,...
add column to mysql table if it does not exist
...o record in your database a revision number for the schema. Just a table with a single column and single row, with an integer indicating which revision is current in effect. When you update the schema, increment the number.
Another solution would be to just try the ALTER TABLE ADD COLUMN command....
Setting the selected value on a Django forms.ChoiceField
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Try setting the initial value when you instantiate the form:
form = MyForm(initial={'max_number': '3'})
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How to Loop through items returned by a function with ng-repeat?
I want to create divs repeatedly, the items is objects returned by a function. However the following code report errors:
10 $digest() iterations reached. Aborting! jsfiddle is here: http://jsfiddle.net/BraveOstrich/awnqm/
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Case statement with multiple values in each 'when' block
... when 'toyota', 'lexus'
# code
end
Some other things you can do with a Ruby case statement
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How to recursively download a folder via FTP on Linux [closed]
...ple:
wget -r ftp://user:pass@server.com/
You can also use -m which is suitable for mirroring. It is currently equivalent to -r -N -l inf.
If you've some special characters in the credential details, you can specify the --user and --password arguments to get it to work. Example with custom login ...
Average of 3 long integers
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This code will work, but isn't that pretty.
It first divides all three values (it floors the values, so you 'lose' the remainder), and then divides the remainder:
long n = x / 3
+ y / 3
+ z / 3
+ ( x % 3
+ y % 3
+ z...
How do I make a splash screen?
... android:src="@drawable/splash"
android:layout_gravity="center"/>
<TextView android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Hello World, splash"/>
</LinearLayout>
And ...
Auto-reload browser when I save changes to html file, in Chrome?
I'm editing an HTML file in Vim and I want the browser to refresh whenever the file underneath changes.
22 Answers
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Spring MVC: Complex object as GET @RequestParam
...f how to call this? I am making a basic http GET call to the Rest API and it has no fancy forms.
– bschandramohan
Jul 9 '13 at 16:13
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