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Scala constructor overload?
...structors in Scala must either call the primary constructor (as in landon9720's) answer, or another auxiliary constructor from the same class, as their first action. They cannot simply call the superclass's constructor explicitly or implicitly as they can in Java. This ensures that the primary const...
How do I convert a Java 8 IntStream to a List?
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Ian RobertsIan Roberts
112k1515 gold badges154154 silver badges172172 bronze badges
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In Jinja2, how do you test if a variable is undefined?
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From the Jinja2 template designer documentation:
{% if variable is defined %}
value of variable: {{ variable }}
{% else %}
variable is not defined
{% endif %}
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In Sublime Text 2, how do I open new files in a new tab?
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edited Apr 29 '14 at 19:40
Rudolf Real
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answered...
Test if remote TCP port is open from a shell script
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Raedwald
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answered Feb 27 '12 at 10:35
Alessio GaetaAl...
pandas: How do I split text in a column into multiple rows?
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207
+50
This sp...
How can I list (ls) the 5 last modified files in a directory?
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252
Try using head or tail. If you want the 5 most-recently modified files:
ls -1t | head -5
Th...
SQL query to find record with ID not in another table
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216
Try this
SELECT ID, Name
FROM Table1
WHERE ID NOT IN (SELECT ID FROM Table2)
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