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Visual Studio (2008) 'Clean Solution' Option
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harriyott
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answered Oct 21 '08 at 13:08
David ArnoDavid Arno
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Split delimited strings in a column and insert as new rows [duplicate]
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Here is another way of doing it..
df <- read.table(textConnection("1|a,b,c\n2|a,c\n3|b,d\n4|e,f"), header = F, sep = "|", stringsAsFactors = F)
df
## V1 V2
## 1 1 a,b,c
## 2 2 a,c
## 3 3 b,d
## 4 4 e,f
s <- strsplit(df$V2, split = ",")
data.frame(...
How do you compare two version Strings in Java?
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Balder
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answered Oct 13 '08 at 17:57
gizmogizmo
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Using jquery to get element's position relative to viewport
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Pang
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answered Oct 14 '09 at 16:14
Agent_9191Agent_9191
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Using reCAPTCHA on localhost
...the development, I'm initially running the system locally and when it is ready, I'm gonna make put it on in a certain domain.
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Use of undeclared identifier 'kUTTypeMovie'
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You have to add the framework MobileCoreServices to the project, and then import it:
Objective C:
#import <MobileCoreServices/MobileCoreServices.h>
That will make the problem go away.
Swift 4:
import MobileCoreServices
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Are std::vector elements guaranteed to be contiguous?
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This was missed from C++98 standard proper but later added as part of a TR. The forthcoming C++0x standard will of course contain this as a requirement.
From n2798 (draft of C++0x):
23.2.6 Class template vector [vector]
1 A vector is a sequence container that supports...
git add . vs git commit -a
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git commit -a means almost[*] the same thing as git add -u && git commit.
It's not the same as git add . as this would add untracked files that aren't being ignored, git add -u only stages changes (including deletions) to already tracked files.
[*] There's a subtle d...
strdup() - what does it do in C?
...n worked so we copy the old string to the new string(c) and return the new address (which the caller is responsible for freeing at some point).
Keep in mind that's the conceptual definition. Any library writer worth their salary may have provided heavily optimised code targeting the particular pro...
Unit testing Anti-patterns catalogue
...ents present to formally distinguish an actual anti-pattern from a simple bad habit, bad practice, or bad idea:
31 Answers
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