大约有 45,000 项符合查询结果（耗时：0.0500秒） [XML]
How to sort a collection by date in MongoDB?
...sort('date':1).exec(function(err, doc) {});
this worked for me
referred https://docs.mongodb.org/getting-started/node/query/
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Enable the display of line numbers in Visual Studio
...; Options -> Text Editor -> All Languages -> check Line Numbers
https://msdn.microsoft.com/en-us/library/ms165340.aspx
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Rails 3.1: Engine vs. Mountable App
...ses/Rails/Engine.html
http://railscasts.com/episodes/277-mountable-engines
https://github.com/rails/rails/pull/6499
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Show pending migrations in rails
...ationError that you need to rescue)
you can use needs_migration? method:
https://apidock.com/rails/v4.0.2/ActiveRecord/Migrator/needs_migration%3F/class
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Checking if a folder exists using a .bat file [closed]
...ace yourfilename with the name of your file.
For a directory look at this https://jeffpar.github.io/kbarchive/kb/065/Q65994/
C:
IF NOT EXIST C:\WIN\ GOTO NOWINDIR
CD \WIN
:NOWINDIR
trailing backslash ('\') seems to be enough to distinguish between directories and ordinary files.
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How To Set A JS object property name from a variable
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Edge 12+ (No IE support), FF34+, Chrome 44+, Opera 31+, Safari 7.1+
(https://kangax.github.io/compat-table/es6/)
You can add support to older browsers by using a transpiler such as babel. It is easy to transpile an entire project if you are using a module bundler such as rollup or webpack.
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Check if URL has certain string with PHP
... to use ' ' instead of " ".
I use this code to show an alert on my webpage https://geaskb.nl/
where the URL contains the word "Omnik"
but hide the alert on pages that do not contain the word "Omnik" in the URL.
Create, read, and erase cookies with jQuery [duplicate]
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Use jquery cookie plugin, the link as working today:
https://github.com/js-cookie/js-cookie
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What are the best practices for SQLite on Android?
...rly or leave it open.
My solution:
For the most current version, see https://github.com/JakarCo/databasemanager but I'll try to keep the code up to date here as well. If you want to understand my solution, look at the code and read my notes. My notes are usually pretty helpful.
copy/paste th...
Opposite of %in%: exclude rows with values specified in a vector
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Hmisc has %nin% function, which should do this.
https://www.rdocumentation.org/packages/Hmisc/versions/4.4-0/topics/%25nin%25
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