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Most efficient way to increment a Map value in Java
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Now there is a shorter way with Java 8 using Map::merge.
myMap.merge(key, 1, Integer::sum)
What it does:
if key do not exists, put 1 as value
otherwise sum 1 to the value linked to key
More information here.
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Which one will execute faster, if (flag==0) or if (0==flag)?
... ; <i32> [#uses=1]
ret i32 %.0
}
Even if one does not know how to read the IR, I think it is self explanatory.
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How to style the parent element when hovering a child element?
I know that there does not exist a CSS parent selector , but is it possible to style a parenting element when hovering a child element without such a selector?
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Are there any HTTP/HTTPS interception tools like Fiddler for mac OS X? [closed]
I would like to know if there are any applications like fiddler but for mac OS X, as I need to debug some requests from web applications in Mac OS X. I used to do it with fiddler on Windows and would love to have this tool available on Mac as well.
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When would I use XML instead of SQL? [closed]
I've been working on database-driven web applications for a few years now and recently took on a project involving a CMS that is XML-capable. This has led me to think about the usage of XML/XSLT in general and in what situations it would be more useful than the approach I've always used, which is st...
td widths, not working?
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Thanks bfavaretto...trying that now
– user979331
Jun 18 '12 at 20:34
47
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Make an HTTP request with android
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Note: The Apache HTTP Client bundled with Android is now deprecated in favor of HttpURLConnection. Please see the Android Developers Blog for more details.
Add <uses-permission android:name="android.permission.INTERNET" /> to your manifest.
You would then retrieve a web...
How to enable MySQL Query Log?
... refinements...
select * from mysql.general_log
where event_time > (now() - INTERVAL 8 SECOND) and thread_id not in(9 , 628)
and argument <> "SELECT 1" and argument <> ""
and argument <> "SET NAMES 'UTF8'" and argument <> "SHOW STATUS"
and command_type = "Query" a...
How to start new activity on button click
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Excellent Answer, thankyou! do you know about any performance penalty by using any of the suggestions ?
– lmedinas
Jun 8 '18 at 11:08
4
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Why can't Python find shared objects that are in directories in sys.path?
...to my user to read the library after setting the LD_LIBRARY_PATH variable. Now it finally works.
– José Ricardo
Jul 31 '13 at 13:41
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