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Simulate limited bandwidth from within Chrome?
...p the Developer Tools: Ctrl+Shift+I does it on my machine, otherwise Menu->More Tools->Developer Tools will bring you there.
Then Toggle Device Mode by clicking the phone in the upper left of the Developer Tools Panel (see the tooltip below).
Then activate throttling like so.
If you fin...
jQuery deferreds and promises - .then() vs .done()
...t of that function will NOT affect the chain itself.
const doneWrap = fn => x => { fn(x); return x };
Promise.resolve(5)
.then(doneWrap( x => x + 1))
.then(doneWrap(console.log.bind(console)));
$.Deferred().resolve(5)
.done(x => x + 1)
.done(consol...
Rename a class in Xcode: Refactor… is grayed out (disabled). Why?
...name the .h (and .m if you have one) in Finder
in Xcode, select "Product -> (hold down Alt) -> Clean Build Folder"
quit xcode (you can usually get away with not doing this - but NOTE: there are some other MAJOR bugs in Xcode where it crashes itself if you don't do this)
re-open xcode
drag/drop...
Convert string to number and add one
...
sort it now was not a number had <div in it however I now get 11 not 2 when the value is 1. so it is not added 1 + 1 = 2
– Niklas
Oct 6 '11 at 12:57
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Delete duplicate records in SQL Server?
... (partition by EmployeeName order by empId)
from Employee
) x
where rn > 1;
Run it as a select to see what would be deleted:
select *
from (
select *, rn=row_number() over (partition by EmployeeName order by empId)
from Employee
) x
where rn > 1;
...
Remove DEFINER clause from MySQL Dumps
...tput through sed:
mysqldump ... | sed -e 's/DEFINER[ ]*=[ ]*[^*]*\*/\*/' > triggers_backup.sql
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Override Python's 'in' operator?
...ey in self.numbers
Here you would get True when asking if 54 was in m:
>>> m = MyClass()
>>> 54 in m
True
See documentation on overloading __contains__.
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Sqlite primary key on multiple columns
...alues in both columns multiple times.
Create a table as such:
sqlite> CREATE TABLE something (
column1, column2, value, PRIMARY KEY (column1, column2));
Now this works without any warning:
sqlite> insert into something (value) VALUES ('bla-bla');
sqlite> insert into something (valu...
IndentationError: unindent does not match any outer indentation level
...Sublime Text users:
Set Sublime Text to use tabs for indentation:
View --> Indentation --> Convert Indentation to Tabs
Uncheck the Indent Using Spaces option as well in the same sub-menu above.
This will immediately resolve this issue.
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Replace \n with actual new line in Sublime Text
...
Use Find > Replace, or (Ctrl+H), to open the Find What/Replace With Window, and use Ctrl+Enter to indicate a new line in the Replace With inputbox.
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