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Including an anchor tag in an ASP.NET MVC Html.ActionLink
...y", "Category", new { categoryID = parent.ID }) %>#section12">link text</a>
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Import error: No module name urllib2
...est and not urllib2.request. The urllib and urllib2 modules from Python 2.x have been combined into the urllib module in Python 3.
– Eli Courtwright
May 8 '10 at 2:05
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Convert Elixir string to integer or float
...ger/1 and String.to_float/1.
Hint: See also to_atom/1,to_char_list/1,to_existing_atom/1for other conversions.
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Fast way of finding lines in one file that are not in another?
... various whitespace options (-E, -b, -v etc) for less strict matching.
Explanation
The options --new-line-format, --old-line-format and --unchanged-line-format let you control the way diff formats the differences, similar to printf format specifiers. These options format new (added), old (remov...
How to check if APK is signed or “debug build”?
...import android.content.pm.Signature;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
You can implement an isDebuggable method this way:
private static final X500Principal DEBUG_DN = new X500Principal("CN=Android Debug,O=Android,C=US");
private boolean is...
How to make overlay control above all other controls?
...as or Grid in your layout, give the control to be put on top a higher ZIndex.
From MSDN:
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" WindowTitle="ZIndex Sample">
<Canvas>
<Rectangle Canvas.ZIndex="3" Width="100" Height="100" Canvas.Top="100" Canvas....
Saving an Object (Data persistence)
...e in the standard library.
Here's an elementary application of it to your example:
import pickle
class Company(object):
def __init__(self, name, value):
self.name = name
self.value = value
with open('company_data.pkl', 'wb') as output:
company1 = Company('banana', 40)
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Bootstrapping still requires outside support
...to actually write a compiler in its own language?
You have to have some existing language to write your new compiler in. If you were writing a new, say, C++ compiler, you would just write it in C++ and compile it with an existing compiler first. On the other hand, if you were creating a compiler...
String.format() to format double in java
How can I use String.format(format String,X) to format a double like follows???
7 Answers
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dynamic_cast and static_cast in C++
...lated. If the types are not related, you will get a compiler error. For example:
class B {};
class D : public B {};
class X {};
int main()
{
D* d = new D;
B* b = static_cast<B*>(d); // this works
X* x = static_cast<X*>(d); // ERROR - Won't compile
return 0;
}
dynamic_cast&l...