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Eclipse: Error “.. overlaps the location of another project..” when trying to create new project
...r_src.
Right-click on the project explorer and import an existing project, select C:\Users\Martin\Java\Counter\ as your root directory. If Eclipse sees a project, you will be able to import it.
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NSObject +load and +initialize - What do they do?
...
// ... initialize not implemented in this class
@end
int main(int argc, char *argv[]) {
@autoreleasepool {
Subclass *object = [[Subclass alloc] init];
}
return 0;
}
This program prints two lines of output:
2012-11-10 16:18:38.984 testApp[7498:c07] in Superclass initialize; ...
What's the Point of Multiple Redis Databases?
...e instances lets you take advantage of multiple cores. If you use database selection you will have to refactor when upgrading. Monitoring and managing multiple instances is not difficult nor painful.
Indeed, you would get far better metrics on each db by segregation based on instance. Each instanc...
Why does PostgreSQL perform sequential scan on indexed column?
...
If the SELECT returns more than approximately 5-10% of all rows in the table, a sequential scan is much faster than an index scan.
This is because an index scan requires several IO operations for each row (look up the row in the ...
A CSS selector to get last visible div
A tricky CSS selector question, don't know if it's even possible.
10 Answers
10
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c# datatable to csv
...s = dt.Columns.Cast<DataColumn>().
Select(column => column.ColumnName).
ToArray();
sb.AppendLine(string.Join(",", columnNames));
foreach (DataRow row in dt.Rows)
{
string[] fields = row.ItemArray.Select(field => fie...
How to swap the buffers in 2 windows emacs
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If you just want to swap windows (independent on the selected one), you can use the following (defun win-swap () "Swap windows using buffer-move.el" (interactive) (if (null (windmove-find-other-window 'right)) (buf-move-left) (buf-move-right)))
...
How to use if-else option in JSTL
...prefix="c" uri="http://www.springframework.org/tags/form"%>
and
<c:select>
<option value="RCV"
${records[0].getDirection() == 'RCV' ? 'selected="true"' : ''}>
<spring:message code="dropdown.Incoming" text="dropdown.Incoming" />
...
Change project name on Android Studio
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Right-click on your root project directory
Select Refactor -> Rename
Select rename project and change the name there.
Also Select rename module and change it there as well. If you get an message saying module name already changed thats fine.
Now right-click on the ...
Intelli J IDEA takes forever to update indices
...ks perfectly. Thanks for the solution friends.
Just:
Open IntelliJ IDEA
Select the File menu
Select the Invalidate Caches / Restart... menu.
Once selected you get a pop-up with a bunch of options.
Select Invalidate and Restart
and before doing that make sure you saved all your changes else it mig...