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How to manage startActivityForResult on Android?
...COND_ACTIVITY) {
if(resultCode == Activity.RESULT_OK){
String result=data.getStringExtra("result");
}
if (resultCode == Activity.RESULT_CANCELED) {
//Write your code if there's no result
}
}
}//onActivityResult
To implement passing data b...
What are the most-used vim commands/keypresses?
...en posted to death already btw) draw's this much attention while going the extra mile other posters put in do not...
– Lieven Keersmaekers
Mar 23 '11 at 7:28
...
In Python, how do I determine if an object is iterable?
...
Checking for __iter__ works on sequence types, but it would fail on e.g. strings in Python 2. I would like to know the right answer too, until then, here is one possibility (which would work on strings, too):
from __future__ import print_function
try:
some_object_iterator = iter(some_object)...
Why is the asterisk before the variable name, rather than after the type?
...plication operator
And indirection is just a single meaning, there is no extra meaning for declaring a pointer, there is just indirection, which is what the dereference operation does, it performs an indirect access, so also within a statement like int *a; this is an indirect access (* means indir...
What is the pythonic way to detect the last element in a 'for' loop?
...t depends on what you are trying to do. For example, if you are building a string from a list, it's naturally better to use str.join() than using a for loop “with special case”.
Using the same principle but more compact:
for i, line in enumerate(data_list):
if i > 0:
between_i...
How do I open an old MVC project in Visual Studio 2012 or Visual Studio 2013?
...
.csproj : error : The operation could not be completed. Invalid class string
I can't find any citations for the real cause of that, but I was able to get VS2012RTM to load the project successfully by changing the <ProjectGuid>. (No idea how this happened - its part of a large solution ...
Script entire database SQL-Server
...d and when.
We wanted to allow our Wix MSI installer to specify connection string and credentials, and needed some way to pass these into the scripts, so once again, using tokens and some conditional logic.
Example script (edited for brevity)
-- Sleep: 5
-- Sleep after creating database to allow...
Add only non-whitespace changes
...l - its only special characters are ", \, \n, and ; (outside of a "-quoted string). This is why a " must always be escaped, even if it looks like it's inside a single-quoted string (which git is completely agnostic about).
This is important, eg. if you have a handy alias to execute a bash command i...
How to pretty print nested dictionaries?
...he only thing I can say against it is that it don't produce a valid python string, but can almost be converted back in python.
– y.petremann
Oct 6 '14 at 4:49
1
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Resize HTML5 canvas to fit window
...y: block (it seemed to be defaulting to display: inline which was creating extra space!).
– Elisabeth
Apr 5 '12 at 22:00
15
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