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Any reason why scala does not explicitly support dependent types?
...here are path dependent types and I think it is possible to express almost all the features of such languages as Epigram or Agda in Scala, but I'm wondering why Scala does not support this more explicitly like it does very nicely in other areas (say, DSLs) ?
Anything I'm missing like "it is not ne...
ASP.NET MVC Yes/No Radio Buttons with Strongly Bound Model MVC
...an ID specific to the boolean direction
idAttr = String.Format("{0}_{1}", idAttr, value);
// Create the individual HTML elements, using the generated ID
MvcHtmlString radioButton = self.RadioButtonFor(expression, value, new { id = idAttr });
MvcHtmlString label = sel...
Unable to load config info from /usr/local/ssl/openssl.cnf on Windows
...penSSL I was required to create a new environment variable:
Name: OPENSSL_CONF
Value: C:\Program Files\OpenSSL\openssl.cnf
In powershell:
$env:OPENSSL_CONF = "${env:ProgramFiles}\OpenSSL\openssl.cnf"
This value differs from previous installation versions (as seen in a previous edit of this po...
Floating View 扩展：悬浮视图扩展，将组件转换为悬浮窗口 · App Inventor 2 中文网
...3. 视频播放悬浮窗
悬浮视频播放器：
当 Button_悬浮播放.点击
调用 FloatingView1.SetView 视图组件为 VideoPlayer 可点击为true 位置X为200 位置Y为300
调用 FloatingView1.EnableMove 启用为true
4. 快捷工具悬浮窗
...
How to use HttpWebRequest (.NET) asynchronously?
...rror telling me that this is an obsolete class
– AleX_
Aug 3 '17 at 14:29
add a comment
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Gradle, Android and the ANDROID_HOME SDK location
...
I've solved the problem. This works for me:
In
/my_current_project/
I've created a file called local.properties and put inside
sdk.dir=/my_current_path_to/sdk
In the console I need to do
set ANDROID_HOME=/my_current_path_to/sdk
Hope this helps.
...
How can I connect to MySQL in Python 3 on Windows?
...or
Almost completely compatible with MySQLdb, after calling pymysql.install_as_MySQLdb()
https://pypi.python.org/pypi/cymysql
fork of pymysql with optional C speedups
https://pypi.python.org/pypi/mysqlclient
Django's recommended library.
Friendly fork of the original MySQLdb, hopes to merge ...
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...
XML serialization in Java? [closed]
...t's right, JAXB is definitely the best option!
– ivan_ivanovich_ivanoff
Apr 9 '09 at 16:55
1
JAXB...
Check if a class is derived from a generic class
...s GenericClassBase, you could ask the same question without any trouble at all like this:
typeof(Test).IsSubclassOf(typeof(GenericClassBase))
IsSubclassOf()
My testing indicates that IsSubclassOf() does not work on parameterless generic types such as
typeof(GenericClass<>)
whereas it...