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Fix a Git detached head?
...ommitted to the right branch in the first place.
– Zoltán
May 12 '15 at 16:17
@geekay git stash does sound like the p...
Calling static generic methods
...er JLS section 15.12.2.8. To be explicit, you'd call something like:
Foo.<String>createFoo();
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What is a plain English explanation of “Big O” notation?
...are apples to apples. You can't compare an algorithm that do arithmetic multiplication to an algorithm that sorts a list of integers. But a comparison of two algorithms to do arithmetic operations (one multiplication, one addition) will tell you something meaningful;
representation: Big-O (in its ...
Awk学习笔记 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...项
2.1. awk的语法有两种形式
awk [options] 'script' var=value file(s)
awk [options] -f scriptfile var=value file(s)
2.2. 命令选项
-F fs or --field-separator fs
指定输入文件折分隔符，fs是一个字符串或者是一...
Meaning of = delete after function declaration
...function, in which case it is explicitly marked as deleted and any use results in a compiler error. For special member functions, this also means in particular that they then aren't generated for you by the compiler, but that is only a result of being deleted, and not what = delete truly is.
...
How can one check to see if a remote file exists using PHP?
...being favicons small, you might not see much improvement.
Caching the result locally seems a good idea if it turns out to be too slow.
HEAD checks the time of the file, and returns it in the headers. You can do like browsers and get the CURLINFO_FILETIME of the icon.
In your cache you can store th...
Using forked package import in Go
...hancement
rm -rf .
go get github.com/golang/tools/cmd/gomvpkg/…
gomvpkg <<oldrepo>> ~/go/src/github.com/my/repo
git commit
Repeat each time when you make the code better:
git commit
git checkout enhancement
git cherry-pick <<commit_id>>
git checkout master
Why? This le...
Should *.xccheckout files in Xcode5 be ignored under VCS?
...t doesn't make much difference. But if you're using a workspace that has multiple projects from different repositories, the presence of an .xccheckout file in the workspace allows Xcode to know what all of the components that make up a workspace are and where to get them.
...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
...the standard Base 64 Encoding alphabet) consisting of:
22 characters of salt (effectively only 128 bits of the 132 decoded bits)
31 characters of encrypted output (effectively only 184 bits of the 186 decoded bits)
Thus the total length is 59 or 60 bytes respectively.
As you use the 2a format, y...
Changing route doesn't scroll to top in the new page
...view).
The solution is to add autoscroll="true" to your ngView element:
<div class="ng-view" autoscroll="true"></div>
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