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Django filter versus get for single object?
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get() is provided specifically for this case. Use it.
Option 2 is almost precisely how the get() method is actually implemented in Django, so there should be no "performance" difference (and the fact that you're thinking about it indicates you're violatin...
Set inputType for an EditText Programmatically?
How do we set the input type for an EditText programatically? I'm trying:
14 Answers
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Integrating the ZXing library directly into my Android application
...he same problem as I had ;)
Install Apache Ant - (See this YouTube video for config help)
Download the ZXing source from ZXing homepage and extract it
With the use of Windows Commandline (Run->CMD) navigate to the root directory of the downloaded zxing src.
In the commandline window - Type ant ...
How to embed a SWF file in an HTML page?
...t you need to embed the Flash using SWFObject. Comes with a very simple UI for you to input your parameters.
It Is highly recommended and very simple to use.
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How to extract the file name from URI returned from Intent.ACTION_GET_CONTENT?
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developer.android.com has nice example code for this:
https://developer.android.com/guide/topics/providers/document-provider.html
A condensed version to just extract the file name (assuming "this" is an Activity):
public String getFileName(Uri uri) {
String result ...
Use of alloc init instead of new
...n new
General opinion seems to be that you should use whatever you're comfortable with.
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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
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创建一个测试数据表，sql如下：
CREATE TABLE users (
id INTEGER PRIMARY KEY,
name TEXT,
age INTEGER);
数据表信息
这时，可以查看一下表信息：
插入数据
往 users 表中插入一条测试数据...
Export to CSV via PHP
...fopen("php://output", 'w');
fputcsv($df, array_keys(reset($array)));
foreach ($array as $row) {
fputcsv($df, $row);
}
fclose($df);
return ob_get_clean();
}
Then you can make your user download that file using something like:
function download_send_headers($filename) {
// ...
Maximum length of HTTP GET request
...ssume that 8 KB is the maximum possible length and that 2 KB is a more affordable length to rely on at the server side and that 255 bytes is the safest length to assume that the entire URL will come in.
If the limit is exceeded in either the browser or the server, most will just truncate the char...
What is the JUnit XML format specification that Hudson supports?
...use option 'Publish JUnit test result report'. But I don't use xUnit tools for testing, instead of that i have shell scripts which run tests and return results in simple format. I am thinking to make a script which transforms these results to the JUnit format. So i'm interesting how the JUnit file m...