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Remove multiple keys from Map in efficient way?
...ng,String> with large number of key values pairs. Now I want to remove selected keys from that Map . Following code shows what I did to achieve that.
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javac : command not found
...es --configure java to switch between them.
To find java location of java selected in alternatives
readlink -f $(which java)
In my case:
/usr/java/jdk1.8.0_241-amd64/jre/bin/java
So I set following in .bashrc to:
export JAVA_HOME=/usr/java/jdk1.8.0_241-amd64/jre/bin/java
export JAVAC_HOM...
How do I rename an open file in Emacs?
...
Yes, with dired mode, you can:
C-x d to open dired
RET to select directory of current file
C-x C-j (dired-jump to the name of the current file, in Dired)
R to rename the file (or dired-do-rename).
q to go back to the (renamed) file buffer
The rename is equivalent to a shell mv, b...
Using switch statement with a range of value in each case?
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This works great and is simple. Also if you want to select numbers not in the range all you need is if(!isBetween... , good job.
– a54studio
Jul 20 '13 at 13:43
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Semantic Diff Utilities [closed]
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Yes, when you select a change or a difference (either in the upper or lower panes), the toolbar buttons (shown in the screenshots) give you the option to copy the change from left to right or vice versa.
– Hosam Aly
...
Camera orientation issue in Android
... Arc, and S II.. Interesting thing here is that when these same images are selected from gallery, the content provider has the proper orientation value.. Any ideas?
– Tolga E
Dec 7 '11 at 21:45
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Convert list to dictionary using linq and not worrying about duplicates
...on using Distinct() and and no grouping is:
var _people = personList
.Select(item => new { Key = item.Key, FirstAndLastName = item.FirstAndLastName })
.Distinct()
.ToDictionary(item => item.Key, item => item.FirstFirstAndLastName, StringComparer.OrdinalIgnoreCase);
I don't kn...
Can javax.persistence.Query.getResultList() return null?
... places. Especially as the documentation for getResultList reads Execute a SELECT query and return the query results as a(n) (un)typed List. - @return a list of the results. I'd still check for null of course and return an empty list myself if needed.
– René
J...
MVC 4 Razor File Upload
...tring();
}
else
{
ViewBag.Message = "Please select file";
}
return View();
}
Hope it help.
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Using Git with an existing Xcode project
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After this restart the Xcode and choose Source Control Navigator and then select the master and right click then choose option "Create Remote"
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