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What is the difference between atan and atan2 in C++?
...= atan() <= π/2), regardless of the original input to the tangent.
In order to get back the full information, we must not use the result of the division sin(α) / cos(α) but we have to look at the values of the sine and cosine separately. And this is what atan2() does. It takes both, the sin(...
How to filter Android logcat by application? [duplicate]
...following components.
MyActivity1
MyActivity2
MyActivity3
MyService
In order to filter the logging output from your application MyApp using logcat you would type the following.
adb logcat MyActivity1:v MyActivity2:v MyActivity3:v MyService:v *:s
However this requires you to know the TAG names...
SQL Server reports 'Invalid column name', but the column is present and the query works through mana
...
[Edited to further note]
The other possibilities are (in no particular order):
You aren't connected to the database you think you are.
You aren't connected to the SQL Server instance you think you are.
Double check your connect strings and ensure that they explicitly specify the SQL Server i...
How to run `rails generate scaffold` when the model already exists?
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Node.js spawn child process and get terminal output live
...; and I'm doing spawnAsync('node ./script.js') ... how do you preserve the order of the output? My output always seems to come out in the incorrect order.
– Bryan Ray
Apr 24 at 22:23
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UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationCont
...e spinner visible. But it wouldn't animate. The one thing I changed is the order of these two methods and everything worked:
[self.tableView setContentOffset:CGPointMake(0, self.tableView.contentOffset.y-self.refreshControl.frame.size.height) animated:YES];
[self.refreshControl beginRefreshing];
...
“Code too large” compilation error in Java
...rogram's source code without modifying its external functional behavior in order to improve some of the nonfunctional attributes of the software." How are other answers different from this?
– Padmarag
Mar 10 '10 at 5:34
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How to stop/terminate a python script from running?
... running things in parallel through the multiprocessing package.
Note: In order to use the sys.exit(), you must import it: import sys
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How can I view a git log of just one user's commits?
...onathan or Adam, you can do this:
git log --author="\(Adam\)\|\(Jon\)"
In order to exclude commits by a particular author or set of authors using regular expressions as noted in this question, you can use a negative lookahead in combination with the --perl-regexp switch:
git log --author='^(?!Adam|...
How to get a list of user accounts using the command line in MySQL?
... the naysayers may complain about. Only thing i'd change were appending an ORDER BY user to it.
– sjas
May 22 '15 at 10:30
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