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How to pass all arguments passed to my bash script to a function of mine? [duplicate]
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1062
The $@ variable expands to all command-line parameters separated by spaces. Here is an exampl...
Simultaneously merge multiple data.frames in a list
....frame(i = c("c","d","a"), l = 7:9, stringsAsFactors=FALSE)
Update June 2018: I divided the answer in three sections representing three different ways to perform the merge. You probably want to use the purrr way if you are already using the tidyverse packages. For comparison purposes below, you'll...
The forked VM terminated without saying properly goodbye. VM crash or System.exit called
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I had the same problem and solved by adding:
<argLine>-Xmx1024m -XX:MaxPermSize=256m</argLine>
The whole plugin element is:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configurati...
Eclipse Workspaces: What for and why?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Dec 23 '14 at 20:47
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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
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answered Feb 3 '10 at 16:20
Eric LippertEric Lippert
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Is it good practice to NULL a pointer after deleting it?
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Setting a pointer to 0 (which is "null" in standard C++, the NULL define from C is somewhat different) avoids crashes on double deletes.
Consider the following:
Foo* foo = 0; // Sets the pointer to 0 (C++ NULL)
delete foo; // Won't do anything
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How to serve an image using nodejs
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2016 Update
Examples with Express and without Express that actually work
This question is over 5 years old but every answer has some problems.
TL;DR
Scroll down for examples to serve an image with:
express.static
express...
CSS background image to fit width, height should auto-scale in proportion
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10 Answers
10
Active
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Docker how to change repository name or rename image?
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1085
docker image tag server:latest myname/server:latest
or
docker image tag d583c3ac45fd myname...
Converting A String To Hexadecimal In Java
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200
Here's a short way to convert it to hex:
public String toHex(String arg) {
return String.f...