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ValueError: invalid literal for int() with base 10: ''
...ame)
for line in h:
if line.strip():
[int(next(h).strip()) for _ in range(4)] # list of integers
This way it processes 5 lines at the time. Use h.next() instead of next(h) prior to Python 2.6.
The reason you had ValueError is because int cannot convert an empty string to the integ...
Fling gesture detection on grid layout
...nds Activity implements OnClickListener {
private static final int SWIPE_MIN_DISTANCE = 120;
private static final int SWIPE_MAX_OFF_PATH = 250;
private static final int SWIPE_THRESHOLD_VELOCITY = 200;
private GestureDetector gestureDetector;
View.OnTouchListener gestureListener;
@Overr...
Importing a Swift protocol in Objective-C class
...
@interface AnalyticFactory : NSObject
{
Class<AnalyticProtocol> _analyticProtocolClass; // The type of the analytic class currently used.
}
In your implementation file (the objC .m file), you can import the Xcode generated Swift header ("ProductModuleName-Swift.h") file and the correct ...
MongoDB - Update objects in a document's array (nested updating)
...reak it into two parts. First, increment any document that has "items.item_name" equal to "my_item_two". For this you'll have to use the positional "$" operator. Something like:
db.bar.update( {user_id : 123456 , "items.item_name" : "my_item_two" } ,
{$inc : {"items.$.price" : ...
How can I copy the content of a branch to a new local branch?
...
git checkout old_branch
git branch new_branch
This will give you a new branch "new_branch" with the same state as "old_branch".
This command can be combined to the following:
git checkout -b new_branch old_branch
...
How can I get “Copy to Output Directory” to work with Unit Tests?
...perties, create a post build step
xcopy /Y /S /i "$(ProjectDir)<Project_Folder_Name>\*" "$(TargetDir)<Deployment_Folder_Name>"
$(ProjectDir) and $(TargetDir) are macros that will be interpreted by VS and should be included as such.
<Project_Folder_Name> is the name of the folde...
Rails: Using build with a has_one association in rails
... later on create a profile for that user. I tried using build with a has_one association but that blew up. The only way I see this working is using has_many . The user is supposed to only have at most one profile .
...
void in C# generics?
...
Rename ThankYou to "KThx", and it's a winner. ^_^ Kthx.Bye;
– LexH
Sep 10 '18 at 21:48
Jus...
How to fix Python indentation
... *:ret* *:retab*
:[range]ret[ab][!] [new_tabstop]
Replace all sequences of white-space containing a
<Tab> with new strings of white-space using the new
tabstop value given. If you do not...
What is boilerplate code?
...
How do I avoid public static void main(String[] _) ?
– Koray Tugay
Sep 5 '18 at 14:56
@Kora...