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Android: Access child views from a ListView
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I've tried this, for doing selections. It usually works but there are off-by-one errors sometimes and it isn't reliable. I wouldn't recommend it.
– Timmmm
Sep 18 '12 at 12:13
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What is the proper way to display the full InnerException?
...s()
.Where(e => !String.IsNullOrWhiteSpace(e.Message))
.Select(e => e.Message.Trim());
string flattened = String.Join(Environment.NewLine, messages); // <-- the separator here
return flattened;
}
public static IEnumerable<Exception> GetAllExceptions(this Excep...
How to execute a MySQL command from a shell script?
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mysql -h <host> -u<user> -p<password> database -e \
"SELECT * FROM blah WHERE foo='bar';"
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pandas: filter rows of DataFrame with operator chaining
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Since version 0.18.1 the .loc method accepts a callable for selection. Together with lambda functions you can create very flexible chainable filters:
import numpy as np
import pandas as pd
df = pd.DataFrame(np.random.randint(0,100,size=(100, 4)), columns=list('ABCD'))
df.loc[lambda ...
How to prevent the activity from loading twice on pressing the button
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This is the correct approach. It will even handle Button Selected States for you (if you provide them) and all the Material Design “goodies” you’d expect from a simple standard Widget. I can’t believe people use timers for this. Then you start seeing strange libraries to ha...
How to prevent page scrolling when scrolling a DIV element?
...rollTop property). An alternative and IMO better approach would be to only selectively disable the browser's scrolling in order to prevent the page scroll, but not the DIV scroll. Check out Rudie's answer below which demonstrates this solution.
Here you go:
$( '.scrollable' ).on( 'mousewheel DO...
How should I print types like off_t and size_t?
...o I suggest you should first check the length size_t on your platform then select one of them:
if sizeof(size_t) == 4 use PRIu32
if sizeof(size_t) == 8 use PRIu64
And I suggest using stdint types instead of raw data types for consistancy.
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How do you usually Tag log entries? (android)
...Android Studio -> preference -> Live Templates -> AndroidLog then select Log.d(TAG, String).
In Template text replace
android.util.Log.d(TAG, "$METHOD_NAME$: $content$");
with
android.util.Log.d("$className$", "$METHOD_NAME$: $content$");
Then click Edit variables and enter classN...
How do I clone a specific Git branch? [duplicate]
... is what I wanted. (I actually wanted to fetch multiple branches, but only selected ones; for that, it sufficed to repeatedly remote add and checkout as here, then git remote rm origin to clean up.)
– Jesse Glick
Sep 3 '14 at 1:45
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How to install the JDK on Ubuntu Linux
...8-installer . If you have multiple java installed on your system, you can select with : sudo update-alternatives --config java
– Guagua
Jun 13 '14 at 22:27
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