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How to make a HTML Page in A4 paper size page(s)?
...replace @page x with @page, then it works, but that is not a page-specific selector.
– Rob W
Mar 12 '15 at 22:39
For t...
What is database pooling?
...
@sagar please select the answer which you found to be most useful. You have no accept record.
– zengr
Nov 24 '10 at 7:01
...
For each row return the column name of the largest value
...s.method = "first")) %>% # or 'last'
filter(dept_rank == 1) %>%
select(-dept_rank)
# A tibble: 3 x 3
# Groups: id [3]
id dept cnt
<chr> <chr> <dbl>
1 2 V1 8.
2 3 V2 5.
3 1 V3 9.
# if you wanted to keep the original wide data f...
How do different retention policies affect my annotations?
...s goes down, I am uploading the image of the page.
Image (Right Click and Select 'Open Image in New Tab/Window')
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How do I fix a merge conflict due to removal of a file in a branch?
...Rescan for changes in Git Gui (F5)
Notice that conflicting file is deleted
Select Stage Changed Files To Commit (Ctrl-I) from Commit menu
Enter a commit comment like "deleted conflicting file"
Commit (ctrl-enter)
Now if you restart the merge it will (hopefully) work.
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Good ways to sort a queryset? - Django
...uld expect. Case in point, first is a list of presidents sorted by score (selecting top 5 for easier reading):
>>> auths = Author.objects.order_by('-score')[:5]
>>> for x in auths: print x
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James Monroe (487)
Ulysses Simpson (474)
Harry Truman (471)
Benjamin Harrison (467)
Ge...
How to use the ProGuard in Android Studio?
...efined_buildtype) under module tasks
Go to Build Variant in Left Panel and select the build from drop down
Go to project root directory in File Explorer and open cmd/terminal and run
Linux ./gradlew assembleRelease or assemble(#your_defined_buildtype)
Windows gradlew assembleRelease or assemb...
What is the difference between required and ng-required?
...ld B - say, a student number - if the field A has a certain value - if you selected "student" as a choice)
As an example, <input required> and <input ng-required="true"> are essentially the same thing
If you are wondering why this is this way, (and not just make <input required="tru...
Showing Travis build status in GitHub repo
...me or org}/{repository}
Click the Status Image (a pop-up will appear)
Select a branch, then click the dropdown Image URL ▼ and set it to Markdown ▼.
Copy Paste the code to your README.md
Git add, commit & push. Refresh Github and you'll see the image now.
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How do I get the resource id of an image if I know its name?
...D of an ImageButton (as you would with R.id.name).
– Select0r
Jul 26 '10 at 19:19
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