大约有 47,000 项符合查询结果（耗时：0.0783秒） [XML]
Making the iPhone vibrate
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Swift 2.0+
AudioToolbox now presents the kSystemSoundID_Vibrate as a SystemSoundID type, so the code is:
import AudioToolbox.AudioServices
AudioServicesPlaySystemSound(kSystemSoundID_Vibrate)
AudioServicesPlayAlertSound(kSystemSoundID_Vibrate)
Ins...
Vibrate and Sound defaults on notification
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The vibration now has a delay of 1000 ms. If you set the first one to 0, it will go off instantly. It's a { delay, vibrate, sleep, vibrate, sleep } pattern.
– Tom
Apr 30 '15 at 11:22
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Find column whose name contains a specific string
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Just iterate over DataFrame.columns, now this is an example in which you will end up with a list of column names that match:
import pandas as pd
data = {'spike-2': [1,2,3], 'hey spke': [4,5,6], 'spiked-in': [7,8,9], 'no': [10,11,12]}
df = pd.DataFrame(data)
s...
How to create a numpy array of all True or all False?
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Now a famous meme: devhumor.com/media/…
– WLGfx
Dec 2 '17 at 10:48
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How to fully remove Xcode 4
...d at startup. So I uninstalled 4.4, ran your command, reinstalled 4.4, and now things appear to work properly. Thank you
– Giuseppe
Sep 11 '12 at 12:46
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center aligning a fixed position div
...your element in the fixed wrapper*/
display: flex;
flex-flow: column nowrap;
justify-content: center; /* aligns on vertical for column */
align-items: center; /* aligns on horizontal for column */
/* just for styling to see the limits */
border: 2px dashed red;
box-sizing: b...
Can I set enum start value in Java?
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FWIW, C++11 now has a type-safe enum class.
– phoenix
Aug 28 '17 at 19:43
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Return a “NULL” object if search result not found
... Just curious, shall we return nullptr instead of NULL for c++11 now?
– Spectral
Nov 9 '14 at 19:12
1
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Make $JAVA_HOME easily changable in Ubuntu [closed]
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Personally I don't know why they bothered creating the environment file and then had it work in a completely different way than any other mechanism for setting environment variables ever worked before. Simple key value pairs like the environment...
Disable ScrollView Programmatically?
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Ok now the code complies, though when I run the app it crashes... and when i remove this class and return the <ScrollView instead of your class the app works fine!
– Omar
Apr 24 '11 at 9...