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Best practices for overriding isEqual: and hash
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The hash function should create a semi-unique value that is not likely to collide or match another object's hash value.
Here is the full hash function, which can be adapted to your classes instance variables. It uses NSUInteger's rath...
How to convert/parse from String to char in java?
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But that will turn "123" into '1', is that what you're after?
– aioobe
Oct 21 '11 at 18:19
1
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WheelView 拓展：滚轮选择框扩展，滚轮日历选择框和旋转日历扩展 · App In...
...mo picture:
this demo used 3 extensions
Download link here;
aix拓展
cn.kevinkun.WheelView.aix
demo
WheelView.aia
Wheel Calendar 扩展
Wheel Calendar 扩展提供了一个可自定义的交互式日历选择框，采用滚轮设计，让用户可以轻松地在应用...
jQuery click not working for dynamically created items [duplicate]
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@yes123 Well, because .live and .delegate have been superseded by .on. The .on method provides all functionality for binding events, no other methods are needed anymore.
– Šime Vidas
Feb 28...
runOnUiThread in fragment
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Use a Kotlin extension function
fun Fragment?.runOnUiThread(action: () -> Unit) {
this ?: return
if (!isAdded) return // Fragment not attached to an Activity
activity?.runOnUiThread(action)
}
Then, in any Fragment you can just cal...
Split a string at uppercase letters
...er, before doing the split":
>>> s = "TheLongAndWindingRoad ABC A123B45"
>>> re.sub( r"([A-Z])", r" \1", s).split()
['The', 'Long', 'And', 'Winding', 'Road', 'A', 'B', 'C', 'A123', 'B45']
This has the advantage of preserving all non-whitespace characters, which most other soluti...
Printing the correct number of decimal points with cout
...lt;iomanip>
int main(int argc, char** argv)
{
float testme[] = { 0.12345, 1.2345, 12.345, 123.45, 1234.5, 12345 };
std::cout << std::setprecision(2) << std::fixed;
for(int i = 0; i < 6; ++i)
{
std::cout << testme[i] << std::endl;
}
re...
Detect if Android device has Internet connection
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You might want to use g.cn/generate_204 instead of clients3.google.com/generate_204 if you want to test connectivity in China as well
– breez
Aug 10 '17 at 5:59
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disable the swipe gesture that opens the navigation drawer in android
...orrect one. I think LOCK_MODE_LOCKED_CLOSED worked in Compat 24.x, but the functionality has been changed in newer compat libraries and LOCK_MODE_LOCKED_CLOSED now completely prevents the nav menu from showing, even via using the hamburger menu.
The following class works for me (Kotlin):
class MyD...
Checking if a variable is an integer
...cob Relkin
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