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Warning: Null value is eliminated by an aggregate or other SET operation in Aqua Data Studio
...ng COUNT(*) in this case would also render incorrect results, as you would then be counting the total number of results (ie parents) that exist.
Using COUNT([uid]) IS a valid way of counting, and the warning is nothing more than a warning. However if you are concerned, and you want to get a true c...
Where does Chrome store extensions?
...rofile Path is %userprofile%\AppData\Local\Google\Chrome\User Data\Default then my storage directory is:
C:\Users\<Your_User_Name>\AppData\Local\Google\Chrome\User Data\Default\Extensions
Linux
~/.config/google-chrome/Default/Extensions/
MacOS
~/Library/Application\ Support/Google/Chro...
Pros and Cons of SQLite and Shared Preferences [closed]
... dictate your choice (as explained in accepted answer), and speed matters, then you are probably better to use SharedPreferences.
And reading some data is often on the critical path to displaying the main activty so I think speed is often very important.
One final thought regarding speed and effic...
How to extract a git subdirectory and make a submodule out of it?
... ./foo removes foo from HEAD but doesn't filter my-project's full history. Then, git submodule add git@github.com:my-user/new-project.git foo only makes foo a submodule starting from HEAD. In that respect, scripting filter-branch is superior as it permits to achieve "do as if if subdir was a submodu...
“fatal: Not a git repository (or any of the parent directories)” from git status
...age "Auto packing the repository in background for optimum performance." I then tried to do some more operations, only getting OP's error message. My .git folder is still there, but git has somehow corrupted it. Running git init fixed the problem.
– Cerin
Oct 2...
How to exclude a module from a Maven reactor build?
...gt;
</profile>
</profiles>
</project>
You should then check out ways you can activate profiles
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Eclipse: have the same file open in two editors?
...
Open your file and then Window->New Editor (Note: in newer versions it will be called New Window)
Then, click on its tab and drag it somewhere else to have two editors of the same file
Update: as mentioned by moschlar, From version 4.4, tw...
SQL: capitalize first letter only [duplicate]
...itself or capitalise the data inside column? If its data you've to change, then use this:
UPDATE [yourtable]
SET word=UPPER(LEFT(word,1))+LOWER(SUBSTRING(word,2,LEN(word)))
If you just wanted to change it only for displaying and do not need the actual data in table to change:
SELECT UPPER(LEFT(w...
list every font a user's browser can display
...monospace', 'sans-serif' and 'sans'. If it doesn't match all 3
* then that font is 100% not available in the system
* Version: 0.3 (24 Mar 2012)
* Replaced sans with serif in the list of baseFonts
*/
/**
* Usage: d = new Detector();
* d.detect('font name');
*/
var De...
Java NIO FileChannel versus FileOutputstream performance / usefulness
... perform java benchmarks that read and write to the same disk.
If you do, then you are really benchmarking the disk, and not Java. I would also suggest that if your CPU is not busy, then you are probably experiencing some other bottleneck.
Don't use a buffer if you don't need to.
Why copy to mem...