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super() fails with error: TypeError “argument 1 must be type, not classobj” when parent does not inh
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answered Nov 11 '09 at 4:40
stevehasteveha
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MongoDB - Update objects in a document's array (nested updating)
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edited Sep 20 '14 at 17:01
k107
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an...
How do I get the application exit code from a Windows command line?
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1005
A pseudo environment variable named errorlevel stores the exit code:
echo Exit Code is %error...
Strange function in ActivityManager: isUserAMonkey. What does this mean, what is its use?
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answered Oct 17 '11 at 10:02
HefferWolfHefferWolf
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How do you create an asynchronous method in C#?
...eyword:
private static async Task<DateTime> CountToAsync(int num = 10)
{
for (int i = 0; i < num; i++)
{
await Task.Delay(TimeSpan.FromSeconds(1));
}
return DateTime.Now;
}
If your async method is doing CPU work, you should use Task.Run:
private static async Task<DateTim...
PostgreSQL delete with inner join
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308
DELETE
FROM m_productprice B
USING m_product C
WHERE B.m_product_id = C.m_product_id A...
How make Eclipse/EGit recognize existing repository information after update?
After upgrading Eclipse from Helios to Indigo with EGit plugin 1.0.0, all my projects seem to have lost their metadata about their git repositories, respectively.
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Backporting Python 3 open(encoding=“utf-8”) to Python 2
...thon 2,6 ans 2.7 as well. Please be aware that in Python 2.6 (as well as 3.0) it's implemented purely in python and very slow, so if you need speed in reading files, it's not a good option.
If you need speed, and you need to support Python 2.6 or earlier, you can use codecs.open instead. It also has...
Remove background drawable programmatically in Android
...elativeLayout) findViewById(R.id.widget29);
relative.setBackgroundResource(0);
Check the setBackground functions in the RelativeLayout documentation
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Conditionally Remove Dataframe Rows with R [duplicate]
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Logic index:
d<-d[!(d$A=="B" & d$E==0),]
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