大约有 31,840 项符合查询结果（耗时：0.0511秒） [XML]
Ways to implement data versioning in MongoDB
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I've done some testing and indeed the space reservation works pretty well. I wasn't able to catch the performance loss when the records were reallocated to the end of the data file.
– Piotr Czapla
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Detect home button press in android
...ems to correspond to the opening of the "Recents" system activity. On my phone, that's triggered by pressing the recents button next to the home button, so your code's assumption about it being a home long press isn't always correct.
– Sam
May 14 '15 at 22:43
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Remote JMX connection
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I have two questions here - 1) What if one wants to use JMXMP rather than JMX. What would be the configs for that? and 2) Is it possible to make the JMX connection without loading the RMI protocol?
– Kumar Vaibhav
Feb 17 '15 ...
Java Try Catch Finally blocks without Catch
...ource( r); }
finally { r.release(); } // close, destroy, etc
"Finally", one more tip: if you do bother to put in a catch, either catch specific (expected) throwable subclasses, or just catch "Throwable", not "Exception", for a general catch-all error trap. Too many problems, such as reflection ...
Meaning of epsilon argument of assertEquals for double values
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@jbert Can someone advise what a typical epsilon double value would be if I were just working with averaging a lot of numbers or doing standard deviations?
– simgineer
Mar 23 '19 at 19:24
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Using openssl to get the certificate from a server
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A one-liner to extract the certificate from a remote server in PEM format, this time using sed:
openssl s_client -connect www.google.com:443 2>/dev/null </dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p'
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rgdal package installation
...erivative, you can do :
$ sudo apt-get install libgdal1-dev libproj-dev
One tip that can be useful, still under a Debian based system, is to install the apt-file package and run :
$ sudo apt-file update
Then, when you get an error such as :
configure: error: proj_api.h not found in standard o...
Is there a real solution to debug cordova apps [closed]
...ve seen provide hacks rather than real solutions :( and most of the time, none of them works for my case; debug the css styles and the Angularjs code inside my app..
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Meaning of = delete after function declaration
...any other "modifiers" (other than = 0 and = delete)?
Since it appears no one else answered this question, I should mention that there is also =default.
https://docs.microsoft.com/en-us/cpp/cpp/explicitly-defaulted-and-deleted-functions#explicitly-defaulted-functions
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can we use xpath with BeautifulSoup?
... xpath using BS in written form", because we should show some proof to someone those who ask for clarification right?
– Shiva Krishna Bavandla
Jul 13 '12 at 8:01
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