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Select Multiple Fields from List in Linq
...ar cats = listObject
.Select(i => new { i.category_id, i.category_nam>me m> })
.Distinct()
.OrderByDescending(i => i.category_nam>me m>)
.ToArray();
Since you (apparently) need to store it for later use, you could use the GroupBy operator:
Data[] cats = listObject
.GroupBy(i =>...
How to convert DateTim>me m> to/from specific string format (both ways, e.g. given Format is “yyyyMMdd”)?
I am having a problem converting a datetim>me m> which is in string format but I am not able to convert it using "yyyyMMdd" format.
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Combining two expressions (Expression)
... want to take to OR, AND or NOT of these and get a new expression of the sam>me m> type
7 Answers
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How do I get the SharedPreferences from a PreferenceActivity in Android?
I am using a PreferenceActivity to show som>me m> settings for my application. I am inflating the settings via a xml file so that my onCreate (and complete class m>me m>thods) looks like this:
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Creating a segue programmatically
...mmon UIViewController that all my UIViewsControllers extend to reuse som>me m> common operations.
13 Answers
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How do I find the next commit in git? (child/children of ref)
...hild, and so on - basically standard git log, but going the other way in tim>me m>, use som>me m>thing like
git log --reverse --ancestry-path 894e8b4e93d8f3^..master
where 894e8b4e93d8f3 is the first commit you want to show.
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Linux环境离线安装docker&docker-compose - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
Linux环境离线安装docker&docker-composelinux_docker_install一、docker离线安装1、下载docker离线安装包下载最新版本的 docker （或者选择自己想要安装的版本）到本地。1）docker下载地址：Docker版本下载 ||Docker-compose版本下载备注...
一、docker...
What is size_t in C?
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@Draemon That comm>me m>nt reflects a fundam>me m>ntal confusion. size_t is for objects in m>me m>mory. The C standard doesn't even define stat() or off_t (those are POSIX definitions) or anything to do with disks or file systems - it stops itself at FILE...
How to ignore all hidden directories/files recursively in a git repository?
...n to .gitignore
.*
!/.gitignore
Edit: Added the .gitignore file itself (matters if it is not yet commited).
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Making macOS Installer Packages which are Developer ID ready
...hange any of the default properties you can omit the --component-plist param>me m>ter in the following command.
productbuild --synthesize results in a Distribution Definition.
$ pkgbuild --root ./HelloWorld.app \
--component-plist HelloWorldAppComponents.plist \
HelloWorld.pkg
$ pkgbuild --root...