大约有 6,887 项符合查询结果（耗时：0.0274秒） [XML]
The case against checked exceptions
...a read-only list we need to implement only two methods: size() and get(int index).
This example WidgetList class reads some fixed-size objects of type Widget (not shown) from a file:
class WidgetList extends AbstractList<Widget> {
private static final int SIZE_OF_WIDGET = 100;
privat...
搭建高可用mongodb集群（二）—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...
... is now in state RECOVERING
Sun Dec 29 20:26:42.201 [slaveTracking] build index local.slaves { _id: 1 }
Sun Dec 29 20:26:42.207 [slaveTracking] build index done. scanned 0 total records. 0.005 secs
Sun Dec 29 20:26:43.079 [rsHealthPoll] replSet member 192.168.1.136:27017 is now in state SECONDAR...
Phase • Animations made easy! - Extensions - Kodular Community
...osition: absolute;
left: 0;
top: 0;
width: 100%;
z-index: 1001;
--animation-state: paused;
}
#d-splash .preloader-image {
max-width: 100%;
height: 100vh;
}
#d-splash .preloader-text-wrapper {
position: absolute;
opacity: 0;
...
Local variables in nested functions
...ified, then bound as closure cells to the function, with the code using an index to reference each cell. pet_function thus has one free variable (cage) which is then referenced via a closure cell, index 0. The closure itself points to the local variable cage in the get_petters function.
When you ac...
ViewPager and fragments — what's the right way to store fragment's state?
... the tag generated using:
String tag="android:switcher:" + viewId + ":" + index;
The viewId is the container.getId(), the container is your ViewPager instance. The index is the position of the fragment. Hence you can save the object id to the outState:
@Override
protected void onSaveInstanceStat...
Version vs build in Xcode
...s to match your settings. PreferenceSpecifiers:2 means look at the item at index 2 under the PreferenceSpecifiers array in your plist file, so for a 0-based index, that's the 3rd preference setting in the array.
productVersion=$(/usr/libexec/PlistBuddy -c "Print CFBundleShortVersionString" "$INFOPL...
Difference between objectForKey and valueForKey?
...onary is a collection class similar to an NSArray, except instead of using indexes, it uses keys to differentiate between items. A key is an arbitrary string you provide. No two objects can have the same key (just as no two objects in an NSArray can have the same index).
valueForKey: is a KVC meth...
Xcode doesn't show the line that causes a crash
...
I wrote code to generate a crash of index out of bound.
Following is the exception thrown.
2017-01-07 04:02:57.606 testABC[1694:52966] *** Terminating app due to uncaught exception 'NSRangeException', reason: '*** -[__NSSingleObjectArrayI objectAtIndex:]: ind...
Understanding Python super() with __init__() methods [duplicate]
...() # Get the Method Resolution Order.
check_next = mro.index(ChildB) + 1 # Start looking after *this* class.
while check_next < len(mro):
next_class = mro[check_next]
if '__init__' in next_class.__dict__:
next_class.__init__(self...
How to check if a table exists in a given schema
... else that has
columns or is otherwise similar to a table. This includes indexes (but
see also pg_index), sequences, views, materialized views, composite
types, and TOAST tables;
For this particular question you can also use the system view pg_tables. A bit simpler and more portable across m...