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bash: Bad Substitution
...
206
The default shell (/bin/sh) under Ubuntu points to dash, not bash.
me@pc:~$ readlink -f $(whi...
Most lightweight way to create a random string and a random hexadecimal number
..."import random")
>>> for t in t1, t2, t3:
... t.timeit()
...
28.165037870407104
9.0292739868164062
5.2836320400238037
t3 only makes one call to the random module, doesn't have to build or read a list, and then does the rest with string formatting.
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What does middleware and app.use actually mean in Expressjs?
...re", is broken.
– Lee
Oct 24 '12 at 20:06
1
@Raynos but I see middleware still being used in Expr...
Android: Last line of textview cut off
...droid:layout_height="wrap_content"
android:layout_marginRight="20dp"
android:text="TextView"/>
</FrameLayout>
<Spinner
android:id="@+id/spinner1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</Lin...
Compare given date with today
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Tyler CarterTyler Carter
55.8k2020 gold badges120120 silver badges146146 bronze badges
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Writing a compiler in its own language
...l Spiewak
51.1k1111 gold badges101101 silver badges120120 bronze badges
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Where is the list of predefined Maven properties
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Do you mean this one?
https://web.archive.org/web/20150520200505/https://docs.codehaus.org/display/MAVENUSER/MavenPropertiesGuide
I also moved its content to a GitHub repo:
https://github.com/cko/predefined_maven_properties/blob/master/README.md
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What does OSGi solve?
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edited Jun 20 at 9:12
community wiki
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Best way to simulate “group by” from bash?
...e the $1, $2, $3, $4 according to your requirements )
cat file
US|A|1000|2000
US|B|1000|2000
US|C|1000|2000
UK|1|1000|2000
UK|1|1000|2000
UK|1|1000|2000
awk 'BEGIN { FS=OFS=SUBSEP="|"}{arr[$1,$2]+=$3+$4 }END {for (i in arr) print i,arr[i]}' file
US|A|3000
US|B|3000
US|C|3000
UK|1|9000
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AngularJS - pass function to directive
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answered Jun 28 '16 at 20:15
JaneJane
12922 silver badges99 bronze badges
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