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getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
...ening as its not happening in application code but its getting caused by some or the other event from the application (assumption)
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How to make RatingBar to show five stars
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My requirement is setting ratingbar to fill parent or match parent but fixed stars i.e. 5. how to do it? is it possible?
– Prashanth Debbadwar
Nov 27 '15 at 11:51
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MongoDB Show all contents from all collections
...the database/collection you want to use as follows:
show dbs
use <db name>
show collections
choose your collection and type the following to see all contents of that collection:
db.collectionName.find()
More info here on the MongoDB Quick Reference Guide.
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Is the pImpl idiom really used in practice?
... of a class and dynamically allocate them to decrease the compilation time (and also hide the private implementations in a better manner).
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Measuring execution time of a function in C++
I want to find out how much time a certain function takes in my C++ program to execute on Linux . Afterwards, I want to make a speed comparison . I saw several time function but ended up with this from boost. Chrono:
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How do I add tab completion to the Python shell?
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For some reason, the above worked for me in my old mac with "mountain lion" but not working for new mac with "el captan". I need to source ~/.bashrc everytime to make it work before starting python interpreter. Any tips?
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Multiple commands on same line
I've been trying to find something that will let me run multiple commands on the same line in Vim, akin to using semicolons to separate commands in *nix systems or & in Windows. Is there a way to do this?
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moment.js 24h format
How do I display my time in 24h format instead of 12?
8 Answers
8
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What are the most-used vim commands/keypresses?
...up once, with the commands I actually use regularly:
References
vim documentation online
advanced vim tips
more useful tips and graphical cheat sheet
General
Nearly all commands can be preceded by a number for a repeat count. eg. 5dd delete 5 lines
<Esc> gets you out of any mode and bac...
The specified type member 'Date' is not supported in LINQ to Entities. Only initializers, entity mem
Using this code in Entity Framework I receive the following error. I need to get all the rows for a specific date, DateTimeStart is of type DataType in this format 2013-01-30 12:00:00.000
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