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Can I update a component's props in React.js?
... I come from the future: componentWillReceiveProps is outdated now: and replaced by a combination of getDerivedStateFromProps and componentDidUpdate.
– bvdb
Sep 21 '18 at 20:54
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How to set up a git project to use an external repo submodule?
...ctory named externals/jquery* and link it to the github jquery repository. Now we just need to init the submodule and clone the code to it:
git submodule update --init --recursive
You should now have all the latest code cloned into the submodule. If the jquery repo changes and you want to pull t...
How do I show an open file in eclipse Package Explorer?
.../off toggle ("always link the currently open file" vs. "link the open file now"), so I might try Ahe's solution below.
– bacar
Dec 1 '11 at 19:25
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Understanding the Gemfile.lock file
...ck in the application together with the Gemfile and Gemfile.lock snapshot. Now, your repository has a record of the exact versions of all of the gems that you used the last time you know for sure that the application worked...
This is important: the Gemfile.lock makes your application a single packa...
F# changes to OCaml [closed]
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And now the link is dead. I suppose that's probably good. I'm sure F# has been improved since '08.
– user1228
May 4 '12 at 14:36
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Can local storage ever be considered secure? [closed]
...ll but one of these concerns does not apply to the WebCrypto API, which is now reasonably well supported.
For an offline app, you must still design and implement a secure keystore.
Aside: If you are using Node.js, use the builtin crypto API.
Native-Javascript Cryptography (pre-WebCrypto)
I presu...
Why is there a difference in checking null against a value in VB.NET and C#?
... the VB.NET semantics, which in essence gives NULL the semantics "I don't know yet". Then the comparison of 5 to "I don't know yet". is naturally "I don't know yet"; ie NULL. This has the additional advantage of mirroring the behaviour of NULL in (most if not all) SQL databases. This is also a more ...
How to convert a Git shallow clone to a full clone?
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EDIT: git fetch --unshallow now is an option (thanks Jack O'Connor).
You can run git fetch --depth=1000000 (assuming the repository has less than one million commits).
share
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Node.js on multi-core machines
... entire box; I crashed the kernel on a CentOS5 box by stress-testing Node (now THAT really isn't supposed to happen). I've come around a bit, and I see a bright future for Node, potentially including dedicated LB-type roles. Just not yet.
– Dave Dopson
Jan 16...
R programming: How do I get Euler's number?
... The fact that 25000 people have visited this page without complaint until now suggests to me that many people read "Euler's constant" to mean e, and if you change the title, future searchers will fail to find this page. Also, glancing at wikipedia, it seems this reading of "Euler's constant" is qui...