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How to right align widget in horizontal linear layout Android?
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Try to add empty View inside horizontal LinearLayout before element that you want to see right, e.g.:
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content" >
<View
android:layout_width="...
How can I select rows with most recent timestamp for each key value?
I have a table of sensor data. Each row has a sensor id, a timestamp, and other fields. I want to select a single row with latest timestamp for each sensor, including some of the other fields.
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How to make Sequelize use singular table names
I have an model called User but Sequelize looks for the table USERS whenever I am trying to save in the DB. Does anyone know how to set Sequelize to use singular table names? Thanks.
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Check if value already exists within list of dictionaries?
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I found it, it's called List Comprehensions docs.python.org/2/whatsnew/2.0.html?highlight=comprehensions
– sylye
May 12 '17 at 10:01
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How can I return an empty IEnumerable?
...n the following code and the suggestions given in this question , I've decided to modify this original method and ask if there are any values in the IEnumarable return it, if not return an IEnumerable with no values.
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How should I copy Strings in Java?
...d case is also inefficient in terms of String pool, you have to explicitly call intern() on return reference to make it intern.
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sqlite database default time value 'now'
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i believe you can use
CREATE TABLE test (
id INTEGER PRIMARY KEY AUTOINCREMENT,
t TIMESTAMP
DEFAULT CURRENT_TIMESTAMP
);
as of version 3.1 (source)
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How do I check the operating system in Python?
...s.platform.
Once you have that information you can use it to determine if calling something like os.uname() is appropriate to gather more specific information. You could also use something like Python System Information on unix-like OSes, or pywin32 for Windows.
There's also psutil if you want to...
Java FileReader encoding issue
... :) As such I find it weird that Java's FileReader is not able to automatically detect UTF-16 that has such a BOM... In fact I once wrote a UnicodeFileReader that does exactly that. Unfortunately closed source, but Google has it's UnicodeReader which is very similar.
– Stijn d...
Copy table without copying data
copies the table foo and duplicates it as a new table called bar .
4 Answers
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