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How to exit from PostgreSQL command line utility: psql
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Type \q and then press ENTER to quit psql.
UPDATE: 19-OCT-2018
As of PostgreSQL 11, the keywords "quit" and "exit" in the PostgreSQL command-line interface have been included to help make it easier to leave the command-line tool.
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Applying function with multiple arguments to create a new pandas column
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>>> import numpy as np
>>> df = pd.DataFrame({"A": [10,20,30], "B": [20, 30, 10]})
>>> df['new_column'] = np.multiply(df['A'], df['B'])
>>> df
A B new_column
0 10 20 200
1 20 30 600
2 30 10 300
or vectorize arbitrary functi...
Trees in Twitter Bootstrap [closed]
...grayLight;
margin-bottom: 10px;
max-height: 300px;
min-height: 20px;
overflow-y: auto;
padding: 19px;
a {
display: block;
overflow: hidden;
text-overflow: ellipsis;
width: 90%;
}
li {
list-style-type: none;
margin: 0px 0...
Why can I change value of a constant in javascript
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answered May 2 '14 at 20:38
adeneoadeneo
285k2323 gold badges346346 silver badges352352 bronze badges
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How to pass password to scp?
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edited Dec 20 '17 at 15:05
joelittlejohn
10.6k22 gold badges3636 silver badges5252 bronze badges
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Manifest merger failed : uses-sdk:minSdkVersion 14
...ry you want to use (or is available at the time you write the code). Even 20.+ is bad. And if a library you depends on follow this BAD practice consider excluding its dependency and providing your own version of that dependency. This makes your build reproducible at any time. Please improve your...
How to simulate a click with JavaScript?
...ev); :)
– PointedEars
Mar 10 '14 at 20:23
66
Well I tried your java-script on the vote up button ...
“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
...ATE are non-standard, proprietary inventions specific to MySQL. ANSI SQL 2003 defines a MERGE statement that can solve the same need (and more), but MySQL does not support the MERGE statement.
A user tried to edit this post (the edit was rejected by moderators). The edit tried to add a claim t...
Change the color of glyphicons to blue in some- but not at all places using Bootstrap 2
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edited Jan 20 '15 at 20:45
DLeh
21.2k1111 gold badges6767 silver badges107107 bronze badges
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ViewPager with previous and next page boundaries
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Dec 21 '12 at 20:29
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