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Retrieve a Fragment from a ViewPager
...r(FragmentManager fm) {
super(fm);
}
@Override
public int getCount() {
return ...;
}
@Override
public Fragment getItem(int position) {
return MyFragment.newInstance(...);
}
@Override
public Object instantiateItem(ViewGroup container, in...
snprintf and Visual Studio 2010
...
Short story: Microsoft has finally implemented snprintf in Visual Studio 2015. On earlier versions you can simulate it as below.
Long version:
Here is the expected behavior for snprintf:
int snprintf( char* buffer, std::size_t buf_size, const char* format, ... );
Wr...
How do you do a deep copy of an object in .NET? [duplicate]
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Event subscribes are included into serialization graph, since BinaryFormatter uses fields via reflection, and events are just fields of delegate types plus add/remove/invoke methods. You can use [field: NonSerialized] on event to avoid this.
...
String slugification in Python
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def slugify(value):
"""
Converts to lowercase, removes non-word characters (alphanumerics and
underscores) and converts spaces to hyphens. Also strips leading and
trailing whitespace.
"""
value = unicodedata.normalize('NFKD', value)....
android EditText - finished typing event
...er() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if (actionId == EditorInfo.IME_ACTION_SEARCH ||
actionId == EditorInfo.IME_ACTION_DONE ||
event != null &&
event....
Why doesn't Java support unsigned ints?
Why doesn't Java include support for unsigned integers?
16 Answers
16
...
Why does struct alignment depend on whether a field type is primitive or user-defined?
...moving to nanosecond resolution. That means we can no longer use an 8-byte integer to represent the whole range of time we're interested in. That has prompted me to investigate the memory usage of the (many) structs of Noda Time, which has in turn led me to uncover a slight oddity in the CLR's align...
How to programmatically round corners and set random background colors
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Consider using PaintDrawable instead of GradientDrawable. It supports rounded corners and just a single color which seems to be more appropriate than a gradient.
– Cimlman
Mar 16 '16 at 15:45
...
MFC CListCtrl使用方法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...插入列
m_list.InsertColumn( 1, "NAME", LVCFMT_LEFT, 50 );
int nRow = m_list.InsertItem(0, "11"); //插入行
m_list.SetItemText(nRow, 1, "jacky"); //设置数据
4. 一直选中item
选中style中的Show selection always，或者在上面第2点中设置LVS_SHOWSELA...
What is your favorite C programming trick? [closed]
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C99 offers some really cool stuff using anonymous arrays:
Removing pointless variables
{
int yes=1;
setsockopt(yourSocket, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int));
}
becomes
setsockopt(yourSocket, SOL_SOCKET, SO_REUSEADDR, (int[]){1}, sizeof(int));
Passing a Variable Amo...