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How do I see the commit differences between branches in git?
...iff.
If you want to see visual diff, install meld on linux, or WinMerge on windows. Make sure they are the default difftools .Then use something like
git difftool -y origin/master..origin/develop --no-merges
In case you want to compare it with current branch. It is more convenient to use HEAD ins...
How to access environment variable values?
...v('KEY_THAT_MIGHT_EXIST', default_value))
Python default installation on Windows is C:\Python. If you want to find out while running python you can do:
import sys
print(sys.prefix)
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Get value of a string after last slash in JavaScript
...e following one liner... (remember to escape backslashes)
// if str is C:\windows\file system\path\picture name.jpg
alert( str.split('\\').pop() );
alert pops up with picture name.jpg
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Dialog with transparent background in Android
...
Add this code
dialog.getWindow().setBackgroundDrawable(new ColorDrawable(android.graphics.Color.TRANSPARENT));
Or this one instead:
dialog.getWindow().setBackgroundDrawableResource(android.R.color.transparent);
...
How can I get the line number which threw exception?
...ue)).GetFrame(0).GetFileLineNumber() for VB single line from the immediate window.
– Jonathan
Oct 18 '12 at 9:55
34
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How to check if type of a variable is string?
...strings, which you can get from several places, including all COM calls in Windows.
if isinstance(target, str) or isinstance(target, unicode):
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javac : command not found
...tory that is part of your PATH?
I don't know the CentOS equivalent of the Windows path but if you cd to the java sdk directory and run ./javac does anything happen?
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How to float 3 divs side by side using CSS?
...cified that they can all fit in their container (either another div or the window), otherwise they will wrap
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Delete duplicate records in SQL Server?
...
You can do this with window functions. It will order the dupes by empId, and delete all but the first one.
delete x from (
select *, rn=row_number() over (partition by EmployeeName order by empId)
from Employee
) x
where rn > 1;
Run it...
Remove DEFINER clause from MySQL Dumps
...phpMyAdmin and MySQL Workbench installed. How do I execute this command on Windows?
– posfan12
Jun 28 '18 at 5:29
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