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CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
...ext/css">
/* Positioning */
#box1 { overflow: hidden }
#box2 { position: absolute }
#box3 { position: absolute; top: 10px }
/* Styling */
#box1 { background: #efe; padding: 5px; width: 125px }
#box2 { background...
How to set the text color of TextView in code?
In XML, we can set a text color by the textColor attribute, like android:textColor="#FF0000" . But how do I change it by coding?
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What is the colon operator in Ruby?
...bols have the distinct feature that any two symbols named the same will be identical:
"foo".equal? "foo" # false
:foo.equal? :foo # true
This makes comparing two symbols really fast (since only a pointer comparison is involved, as opposed to comparing all the characters like you would in a st...
What is the advantage of using REST instead of non-REST HTTP?
...ons about how to use HTTP . I wonder which advantage these conventions provide. Does anyone know?
14 Answers
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Can't access object property, even though it shows up in a console log
...ess, but on the very next line of code, I can't access it with config.col_id_3 (see the "undefined" in the screenshot?). Can anyone explain this? I can get access to every other property except field_id_4 as well.
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SQLAlchemy: What's the difference between flush() and commit()?
...abase until they are committed (if your program aborts for some reason in mid-session transaction, any uncommitted changes within are lost).
The session object registers transaction operations with session.add(), but doesn't yet communicate them to the database until session.flush() is called.
se...
Generate a random number in the range 1 - 10
Since my approach for a test query which I worked on in this question did not work out, I'm trying something else now. Is there a way to tell pg's random() function to get me only numbers between 1 and 10?
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How to select the row with the maximum value in each group
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A dplyr solution:
library(dplyr)
ID <- c(1,1,1,2,2,2,2,3,3)
Value <- c(2,3,5,2,5,8,17,3,5)
Event <- c(1,1,2,1,2,1,2,2,2)
group <- data.frame(Subject=ID, pt=Value, Event=Event)
group %>%
group_by(Subject) %>%
summarize(max.pt = max(...
MySQL Select all columns from one table and some from another table
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SELECT table1.*, table2.col1, table2.col3 FROM table1 JOIN table2 USING(id)
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Google OAuth 2 authorization - Error: redirect_uri_mismatch
...m/apis/console I have registered my application, set up generated Client ID: and Client Secret to my app and tried to log in with Google.
Unfortunately, I got the error message:
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