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converting a .net Func to a .net Expression
...
Ooh, it's not easy at all. Func<T> represents a generic delegate and not an expression. If there's any way you could do so (due to optimizations and other things done by the compiler, some data might be thrown away, so it might be impossible to get th...
Iteration over std::vector: unsigned vs signed index variable
...edef of size_type):
Using std::vector
Using iterators
for(std::vector<T>::iterator it = v.begin(); it != v.end(); ++it) {
/* std::cout << *it; ... */
}
Important is, always use the prefix increment form for iterators whose definitions you don't know. That will ensure your code...
Using tags in the with other HTML
...
As others have already mentioned, HTML 4 requires the <style> tag to be placed in the <head> section (even though most browsers allow <style> tags within the body).
However, HTML 5 includes the scoped attribute (see update below), which allows you to create sty...
How can I horizontally align my divs?
...ction: row;
justify-content: center;
}
.block {
width: 100px;
}
<div class="row">
<div class="block">Lorem</div>
<div class="block">Ipsum</div>
<div class="block">Dolor</div>
</div>
...
Is there a vr (vertical rule) in html?
...es not follow that paradigm.
This is easy to do using CSS, however. Ex:
<div style="border-left:1px solid #000;height:500px"></div>
Note that you need to specify a height or fill the container with content.
s...
Sorting a vector of custom objects
...; struct1, const MyStruct& struct2)
{
return (struct1.key < struct2.key);
}
};
std::vector < MyStruct > vec;
vec.push_back(MyStruct(4, "test"));
vec.push_back(MyStruct(3, "a"));
vec.push_back(MyStruct(2, "is"));
vec.push_back(MyStruct(1, "this"));
std::sort(vec.begin(...
Localization of DisplayNameAttribute
...
We are doing this for a number of attributes in order to support multiple language. We have taken a similar approach to Microsoft, where they override their base attributes and pass a resource name rather than the actual string. The resource name is then used to perform a lookup in the DLL r...
Downloading all maven dependencies to a directory NOT in repository?
...about validate) already copies all dependencies to your local repo by default. This is not for that. Instead it's for situations where you need your app's dependencies for whatever reason. I'm using it right now to inspect the dependent libraries for redundant API definitions (e.g. some libraries wi...
Reversing a linked list in Java, recursively
... faster. This is C# but I believe Java would be very similar.
class Node<T>
{
Node<T> next;
public T data;
}
class LinkedList<T>
{
Node<T> head = null;
public void Reverse()
{
if (head != null)
head = RecursiveReverse(null, head);
...
Alarm Manager Example
...PU every 10 minutes until the phone turns off.
Add to Manifest.xml:
...
<uses-permission android:name="android.permission.WAKE_LOCK"></uses-permission>
...
<receiver android:process=":remote" android:name=".Alarm"></receiver>
...
Code in your class:
package yourPackage;
...