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mysql create user if not exists
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I use
SELECT EXISTS (SELECT DISTINCT user FROM mysql.user WHERE user = "username") as is_user
should return 1 if exists or 0 if it does not
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MySQL: Sort GROUP_CONCAT values
... see http://dev.mysql.com/doc/refman/...tions.html#function_group-concat:
SELECT student_name,
GROUP_CONCAT(DISTINCT test_score ORDER BY test_score DESC SEPARATOR ' ')
FROM student
GROUP BY student_name;
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Add a method breakpoint to all methods of a class in EclipseIDE
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The fastest way is to go to the "Outline" view and select all of the methods you want, right-click and click "Toggle Method Breakpoint"
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How do I create ColorStateList programmatically?
... try any of those solutions, pay attention to the order the states like in selector.xml!
– Anton Makov
Oct 4 '19 at 12:34
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Where is the IIS Express configuration / metabase file found?
...click the IIS Express system tray icon (when running the application), and select "Show all applications":
Then, select the relevant application and click the applicationhost.config file path:
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Signing a Windows EXE file
... /v "C:\filename.dll"
Method 2: Using Windows
Right-click the signed file
Select Properties
Select the Digital Signatures tab. The signature will be displayed in the Signature list section.
I hope this could help you
Sources:
https://docs.microsoft.com/en-us/previous-versions/windows/internet-e...
Eclipse ctrl+right does nothing
...sing Ctrl + Right to move to the next word and Ctrl + Shift + Right to select the next word. But on eclipse nothing happens, the cursor stays in the same place.
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Maintain/Save/Restore scroll position when returning to a ListView
... - mList.getPaddingTop());
// ...
// restore index and position
mList.setSelectionFromTop(index, top);
Explanation:
ListView.getFirstVisiblePosition() returns the top visible list item. But this item may be partially scrolled out of view, and if you want to restore the exact scroll position of t...
Partly cherry-picking a commit with Git
...t into unstaged working changes.
Now git stash save --patch: interactively select unwanted material to stash.
Git rolls back the stashed changes from your working copy.
git commit
Throw away the stash of unwanted changes: git stash drop.
Tip: if you give the stash of unwanted changes a name: git ...
Xcode 4.2 debug doesn't symbolicate stack call
...y setting it at the END of your didFinishLaunchingWithOptions function (or selectively disabling 3rd party libraries). Or better yet, set a symbolic break point on NSSetUncaughtExceptionHandler to quickly see who is calling it. What you may want to do is to modify your current one rather than adding...