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Validation failed for one or more entities. See 'EntityValidationErrors' property for more details [

... Laurel 5,3621010 gold badges2323 silver badges4545 bronze badges answered Oct 17 '11 at 19:03 SlaumaSlauma ...
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Android: allow portrait and landscape for tablets, but force portrait on phone?

...ore than 600 dp in the smallest width direction, or x-large on pre-Android 3.2 devices (tablets, basically) will behave like normal, based on sensor and user-locked rotation, etc. Everything else (phones, pretty much) will be portrait only. ...
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How to sign an android apk file

... | edited Jun 4 '16 at 6:53 smac89 22.6k1010 gold badges7272 silver badges106106 bronze badges answered ...
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How accurate is python's time.sleep()?

... like a stock Windows the smallest interval you can sleep for is about 10-13ms. I have seen accurate sleeps within several milliseconds of that time when above the minimum 10-13ms. Update: Like mentioned in the docs cited below, it's common to do the sleep in a loop that will make sure to go back ...
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Markdown and including multiple files

...then you could have chapters like this: 01_preface.md 02_introduction.md 03_why_markdown_is_useful.md 04_limitations_of_markdown.md 05_conclusions.md You can merge them by doing executing this command within the same directory: pandoc *.md > markdown_book.html Since pandoc will merge all th...
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How to increase space between dotted border dots

...orders: /*Horizontal*/ background-image: linear-gradient(to right, black 33%, rgba(255,255,255,0) 0%); background-position: bottom; background-size: 3px 1px; background-repeat: repeat-x; /*Vertical*/ background-image: linear-gradient(black 33%, rgba(255,255,255,0) 0%); background-position: right;...
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Parsing boolean values with argparse

... 312 Yet another solution using the previous suggestions, but with the "correct" parse error from a...
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Hash collision in git

... no entry for a 40 character hash. But an interpolation of the entries for 32 and 48 characters lands us in the range of 5*1022 git commits for a 0.1% probability of a collision. That is fifty thousand billion billion different commits, or fifty Zettacommits, before you have reached even a 0.1% cha...
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How do you set a default value for a MySQL Datetime column?

...ut you can do it with TIMESTAMP: mysql> create table test (str varchar(32), ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP); Query OK, 0 rows affected (0.00 sec) mysql> desc test; +-------+-------------+------+-----+-------------------+-------+ | Field | Type | Null | Key | Default ...
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How can I add an item to a IEnumerable collection?

... edited Oct 16 '19 at 11:23 Jeankowkow 7141010 silver badges2727 bronze badges answered Jul 31 '09 at 2:...