大约有 16,000 项符合查询结果（耗时：0.0237秒） [XML]
How persistent is localStorage?
... local storage really serve difference purposes. Cookies are primarily for reading server-side, LocalStorage can only be read client-side. So the question is, in your app, who needs this data — the client or the server?
s...
How to store arrays in MySQL?
... you don't need relational databases, you can use e.g. a key-value store.
Read about database normalization, please. The golden rule is "[Every] non-key [attribute] must provide a fact about the key, the whole key, and nothing but the key.". An array does too much. It has multiple facts and it stor...
How to update PATH variable permanently from Windows command line?
... modifying system PATH. It just needs a simple C++ app with a few registry reads and writes, followed by a SendMessage. Set the requestedExecutionLevel to requireAdministrator in the app manifest.
– David Heffernan
Dec 2 '11 at 15:56
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How to drop columns by name in a data frame
I have a large data set and I would like to read specific columns or drop all the others.
11 Answers
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Change default timeout for mocha
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By default Mocha will read a file named test/mocha.opts that can contain command line arguments. So you could create such a file that contains:
--timeout 5000
Whenever you run Mocha at the command line, it will read this file and set a timeout ...
RESTful Login Failure: Return 401 or Custom Response
...t 401 is the proper response, I'd appreciate some explanation there. I've read the HTTP spec, as you have included here, but that to me does not read as a direct and obvious confirmation of your assertion. Namely, authentication is NOT required to ask about the validity of credentials - yet what y...
Abstract functions in Swift Language
...duced in Swift along with precondition(), assert() and assertionFailure(), read here)
– Kametrixom
May 15 '15 at 19:59
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How to create SBT project with IntelliJ Idea?
...a" % "1.5.0-SNAPSHOT")
Run sbt gen-idea to generate IDEA project files.
Read the sbt-idea plugin website for more up-to-date information. You may also find my blog entry Importing sbt-based project to IntelliJ IDEA 13 (with sbt-idea, Scala 2.11 and sbt 0.12) useful.
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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
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+1 The DI friendly library response is an absolute must read in this space and will enable you to think through this stuff from first principles.
– Ruben Bartelink
Jul 19 '11 at 11:57
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Ember.js or Backbone.js for Restful backend [closed]
I already know that ember.js is a more heavy weight approach in contrast to backbone.js. I read a lot of articles about both.
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