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How can I convert JSON to CSV?
...ed by [u' and ']. What's the (non-post-processing) workaround? if there is one... :)
– Dror
Jul 10 '14 at 12:20
3
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Why does C# disallow readonly local variables?
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One reason is there is no CLR support for a readonly local. Readonly is translated into the CLR/CLI initonly opcode. This flag can only be applied to fields and has no meaning for a local. In fact, applying it to a local w...
What does '--set-upstream' do?
... in commits from the <remote-branch> into the current local branch.
One way to avoid having to explicitly type --set-upstream is to use its shorthand flag -u as follows:
git push -u origin local-branch
This sets the upstream association for any future push/pull attempts automatically.
For m...
data.frame rows to a list
...etely abuse the data.frame (as I do) and like to keep the $ functionality, one way is to split you data.frame into one-line data.frames gathered in a list :
> df = data.frame(x=c('a','b','c'), y=3:1)
> df
x y
1 a 3
2 b 2
3 c 1
# 'convert' into a list of data.frames
ldf = lapply(as.list(1:d...
What is the difference between task and thread?
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A task is something you want done.
A thread is one of the many possible workers which performs that task.
In .NET 4.0 terms, a Task represents an asynchronous operation. Thread(s) are used to complete that operation by breaking the work up into chunks a...
undefined reference to `WinMain@16'
... flag is just semi-documented.
Building without that semi-documented flag one would have to more specifically tell the linker which subsystem value one desires, and some Windows API import libraries will then in general have to be specified explicitly:
C:\test> gnuc x.cpp -Wl,-subsystem,window...
What is the purpose of the single underscore “_” variable in Python?
...me with lambda functions, lambda arg: 1.0 is creating a function requiring one argument but not using it, that will be caught by lint, the fix is to write lambda _: 1.0. An unused variable is often hiding a bug/typo (set day but used dya the next line).
For translation lookup in i18n (see the
gettex...
Where did the name `atoi` come from?
...man pages are as official as it gets. I was expecting it to be declared in one of the standards, at least, but it's not in the C99 draft standard that I have...
– Mark Rushakoff
May 26 '10 at 2:54
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Build tree array from flat array in javascript
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As mentioned by @Sander, @Halcyon`s answer assumes a pre-sorted array, the following does not. (It does however assume you have loaded underscore.js - though it could be written in vanilla javascript):
Code
// Example usage
va...
Finding a branch point with Git?
...the letters attached to SHA prefixes and commit messages (my repo can be cloned from here, if that's interesting to anyone):
G: a9546a2 merge from topic back to master
F: e7c863d commit on master after master was merged to topic
E: 648ca35 merging master onto topic
D: 37ad159 post-branch commit on ...