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Can I split an already split hunk with git?
...e :)
– Mark Longair
Jun 9 '11 at 13:32
29
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IndentationError: unindent does not match any outer indentation level
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32 Answers
32
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Cleaning `Inf` values from an R dataframe
....time(is.na(dat) <- sapply(dat, is.infinite))
# user system elapsed
# 32.96 0.07 33.12
# modified is.na
system.time(is.na(dat) <- do.call(cbind,lapply(dat, is.infinite)))
# user system elapsed
# 1.22 0.38 1.60
# data.table (@mnel)
system.time(invisible(lapply(names(DT),fun...
What's the fastest way to merge/join data.frames in R?
....73 0.02 NA NA
1 aggregate 1 14.89 5.298932 14.89 0.00 NA NA
2 data.table 1 132.46 47.138790 131.70 0.08 NA NA
3 plyr 1 212.69 75.690391 211.57 0.56 NA NA
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git undo all uncommitted or unsaved changes
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AbramAbram
32.7k2323 gold badges115115 silver badges160160 bronze badges
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通信连接组件 · App Inventor 2 中文网
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SimpleBase64 拓展：图像Base64编解码传输
KIO4_Base64 拓展：更强大的图像Base64编解码工具，解码后的图像可写入到文件
MQTT 拓展：轻量级物联网传输协议
Socket 拓展：TCP/IP传输协议
Activity启动器
使用启动Ac...
Check string for palindrome
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Michael Myers♦
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answered Nov 9 '10 at 21:32
dcpdcp
49.6...
Video auto play is not working in Safari and Chrome desktop browser
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Adam BubelaAdam Bubela
6,03533 gold badges2323 silver badges3030 bronze badges
1
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Create a shortcut on Desktop
... code that has no dependency on an external COM object (WSH), and supports 32-bit and 64-bit programs:
using System;
using System.IO;
using System.Runtime.InteropServices;
using System.Runtime.InteropServices.ComTypes;
using System.Text;
namespace TestShortcut
{
class Program
{
sta...
What is the equivalent of bigint in C#?
...om the database happens to be small enough, and you accidentally use an Int32, etc., you'll be fine. But the Int64 will definitely hold it.
And the error you get if you use something smaller and the full size is needed? A stack overflow! Yay!
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