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How do I remove documents using Node.js Mongoose?
...you don't feel like iterating, try FBFriendModel.find({ id:333 }).remove( callback ); or FBFriendModel.find({ id:333 }).remove().exec();
mongoose.model.find returns a Query, which has a remove function.
Update for Mongoose v5.5.3 - remove() is now deprecated. Use deleteOne(), deleteMany() or findO...
Getting “CHECKOUT can only be performed on a version resource” when trying to commit using Eclipse s
I'm using Eclipse Juno on Mac 10.7.5, SVN 1.7 and the Eclipse Subversive plugin. Occassioanlly, when I try and commit changes from my project (by right clicking on the project from the package explorer, selecting "Team" -> "Commit"), I get the error:
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MongoDB副本集详解 优于以往的主从模式 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ngodb.org/downloads
实验环境使用的Mongodb版本为mongodb-linux-x86_64-2.6.0
由三台虚拟机搭建，配置为单核,1G内存。实验环境如下:
MongoDB的副本集不同于以往的主从模式。
在集群Master故障的时候，副本集可以自动投票，选举出新的Maste...
Use PPK file in Mac Terminal to connect to remote connection over SSH [closed]
I have been using Putty on Windows XP and used the .ppk file to connect to my Linux servers (several servers).
3 Answers
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Does assignment with a comma work?
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There's a lot going on here, but basically, it comes down to the comma operator.
The comma operator evaluates both of its operands (from left to right) and returns the value of the second operand.
This code:
aaa = 1,2,3
Is equivalent to:
aaa = 1;
2;
3;
So aaa is implicitly declared ...
SQL Server: What is the difference between CROSS JOIN and FULL OUTER JOIN?
... cross join produces a cartesian product between the two tables, returning all possible combinations of all rows. It has no on clause because you're just joining everything to everything.
A full outer join is a combination of a left outer and right outer join. It returns all rows in both tables t...
How do you rename a Git tag?
...'t do this, Git will create the old tag on your machine when you pull.
Finally, make sure that the other users remove the deleted tag. Please tell them (co-workers) to run the following command:
git pull --prune --tags
Note that if you are changing an annotated tag, you need ensure that the ne...
difference between fork and branch on github
If I fork a project that's hosted on github. Do I fork all the branches? How do I know which branch my fork is based on? In other words which branch will be downloaded to my PC?
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How to set downloading file name in ASP.NET Web API
In my ApiController class, I have following method to download a file created by server.
9 Answers
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How to add a list item to an existing unordered list?
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This would do it:
$("#header ul").append('<li><a href="/user/messages"><span class="tab">Message Center</span></a></li>');
Two things:
You can just append the <li> to the <ul> itself.
You need to use the oppo...