大约有 43,000 项符合查询结果（耗时：0.0540秒） [XML]
How to remove auto focus/keyboard popup of a field when the screen shows up?
I have a screen where the first field is an EditText, and it gains the focus at startup, also popups the numeric input type, which is very annoying
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Using helpers in model: how do I include helper dependencies?
I'm writing a model that handles user input from a text area. Following the advice from http://blog.caboo.se/articles/2008/8/25/sanitize-your-users-html-input , I'm cleaning up the input in the model before saving to database, using the before_validate callback.
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Why unsigned integer is not available in PostgreSQL?
I came across this post ( What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL? ) and realized that PostgreSQL does not support unsigned integer.
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Enabling WiFi on Android Emulator
How to enable WiFi on Android emulator? I have tried to find this but everyone is confusing WiFi with 3G.
6 Answers
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pip installing in global site-packages instead of virtualenv
Using pip3 to install a package in a virtualenv causes the package to be installed in the global site-packages folder instead of the one in the virtualenv folder. Here's how I set up Python3 and virtualenv on OS X Mavericks (10.9.1):
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Transposing a 2D-array in JavaScript
I've got an array of arrays, something like:
23 Answers
23
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How to scroll to specific item using jQuery?
I have a big table with vertical scroll bar.
I would like to scroll to a specific line in this table using jQuery/Javascript.
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Postgres DB Size Command
What is the command to find the size of all the databases?
10 Answers
10
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How to get rid of punctuation using NLTK tokenizer?
I'm just starting to use NLTK and I don't quite understand how to get a list of words from text. If I use nltk.word_tokenize() , I get a list of words and punctuation. I need only the words instead. How can I get rid of punctuation? Also word_tokenize doesn't work with multiple sentences: dots ar...
Copying files into the application folder at compile time
If I have some files I want to copy from my project into the .\bin\debug\ folder on compilation, then it seems I have to put them into the root of the project. Putting them into a subfolder seems to copy them into the .\bin\debug\ folder in the same structure they're stored in.
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