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How to test if a string is basically an integer in quotes using Ruby
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"12".match(/^(\d)+$/) # true
"1.2".match(/^(\d)+$/) # false
"dfs2".match(/^(\d)+$/) # false
"13422".match(/^(\d)+$/) # true
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improve thi...
What are the pros and cons of git-flow vs github-flow? [closed]
...lex deployment models. (e.g. Your 1.1 version is live on some client your 1.2 is live on another client and currently you develop 1.3 for your new client) All 3 clients will ask for bug fixes and changes on their respective version.
– Gayan Pathirage
Jan 8 '16...
CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...据缓存中。
Squid代理服务器工作在TCP/IP的应用层。
1.2 Squid 分类
按照代理类型的不同，可以将Squid 代理分为正向代理和反向代理，正向代理中，根据实现方式的不同，又可以分为普通代理和透明代理。
普通代理：需要客...
Obtain Bundle Identifier programmatically
...ring *bundleIdentifier = [[NSBundle mainBundle] bundleIdentifier];
Swift 1.2
let bundleIdentifier = NSBundle.mainBundle().bundleIdentifier
Swift 3.0
let bundleIdentifier = Bundle.main.bundleIdentifier
Xamarin.iOS
var bundleIdentifier = NSBundle.MainBundle.BundleIdentifier
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Combine two data frames by rows (rbind) when they have different sets of columns
...ERS[1:5])
smartbind(df1, df2)
# result
a b c
1.1 1 6 <NA>
1.2 2 7 <NA>
1.3 3 8 <NA>
1.4 4 9 <NA>
1.5 5 10 <NA>
2.1 11 16 A
2.2 12 17 B
2.3 13 18 C
2.4 14 19 D
2.5 15 20 E
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Split delimited strings in a column and insert as new rows [duplicate]
..., "V")]
# Ind V
# 1.1 1 a
# 2.1 2 a
# 3.1 3 b
# 4.1 4 e
# 1.2 1 b
# 2.2 2 c
# 3.2 3 d
# 4.2 4 f
# 1.3 1 c
Another fairly direct alternative is:
stack(
setNames(
sapply(strsplit(mydf$V2, ","),
function(x) gsub("^\\s|\\s$", "", x)), mydf$V1))
valu...
cannot download, $GOPATH not set
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twotwotwotwotwotwo
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AngularJS - How to use $routeParams in generating the templateUrl?
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This very helpful feature is now available starting at version 1.1.2 of AngularJS. It's considered unstable but I have used it (1.1.3) and it works fine.
Basically you can use a function to generate a templateUrl string. The function is passed the route parameters that you can use to buil...
How to create a inset box-shadow only on one side?
...adow: inset 0 20px 20px -20px rgba(0,0,0,0.8);
font: bold 18px/1.2em sans-serif;
height: auto;
margin: 15px auto;
padding: 75px 15px 25px;
text-align: center;
width: 80%;
}
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How to add a progress bar to a shell script?
...gths
_fill=$(printf "%${_done}s")
_empty=$(printf "%${_left}s")
# 1.2 Build progressbar strings and print the ProgressBar line
# 1.2.1 Output example:
# 1.2.1.1 Progress : [########################################] 100%
printf "\rProgress : [${_fill// /#}${_empty/...