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How to turn on/off ReactJS 'development mode'?
...kage. Moreover, at this point most every React library and package also relies on the same convention to toggle dev time helpers off during production. Just using the minified react will leave all those potential optimizations on the table as well.
Ultimately the magic comes down to React embedding ...
Understanding “randomness”
... intuition, at least for sums. Imagine taking the "average" of one rolled die. Now imagine taking the average of two dice. Now one hundred. What happens to the chance of getting a one or a six for the average as you add more dice?
– johncip
Oct 18 '10 at 7:26
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Rails Model find where not equal
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The only way you can get it fancier is with MetaWhere.
MetaWhere has a newer cousin which is called Squeel which allows code like this:
GroupUser.where{user_id != me}
It goes without saying, that if this is the only refactor you are going to make, it i...
What is the coolest thing you can do in
...t Agent character. For those that aren't familiar with MS Agent, it's a series of animated onscreen characters that can be manipulated via a COM interface. You can download the code and characters at the Microsoft Agent download page.
The folllowing few lines will make the Merlin character appear o...
Compare if BigDecimal is greater than zero
...(BigDecimal.ZERO) > 0)
The documentation for compareTo actually specifies that it will return -1, 0 or 1, but the more general Comparable<T>.compareTo method only guarantees less than zero, zero, or greater than zero for the appropriate three cases - so I typically just stick to that comp...
Is type=“text/css” necessary in a tag?
...which is probably why HTML5 has dropped it. I imagine they had it for earlier versions to allow future expansion possibilities which never happened.
Using HTML5 and not specifying the type, I have run so far into no problems with compatibility even when testing older versions of IE.
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How to create file execute mode permissions in Git on Windows?
...d8c2e48c5391 0 foo.sh
As you note, after adding, the mode is 0644 (ie, not executable). However, we can mark it as executable before committing:
C:\Temp\TestRepo>git update-index --chmod=+x foo.sh
C:\Temp\TestRepo>git ls-files --stage
100755 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 ...
Embedding DLLs in a compiled executable
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I highly recommend to use Costura.Fody - by far the best and easiest way to embed resources in your assembly. It's available as NuGet package.
Install-Package Costura.Fody
After adding it to the project, it will automatically embed all references that are copied to the output directory...
Why is no one using make for Java?
...oject can use them. But what ever happened to make ? It's used for a variety of non-Java projects and can easily handle Java. Sure you have to download make.exe if you use Windows, but Ant and Maven also don't come with the JDK.
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Dynamically adding a form to a Django formset with Ajax
...the forms. The type argument is so that we can update the management_form field, notably TOTAL_FORMS, as well as the actual form fields. If you have a formset full of, say, Client models, the management fields will have IDs of id_clients-TOTAL_FORMS and id_clients-INITIAL_FORMS, while the form field...