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What is the difference between the kernel space and the user space?
What is the difference between the kernel space and the user space? Do kernel space, kernel threads, kernel processes and kernel stack mean the same thing? Also, why do we need this differentiation?
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How should you build your database from source control?
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Here are some some answers to your questions:
Should both test and production environments be built from source control? YES
Should both be built using automation - or should production by built by copying objects from a stable, finalized test environment?
Automation for both. Do NOT c...
AJAX Mailchimp signup form integration
... mailchimp simple (one email input) with AJAX, so there is no page refresh and no redirection to default mailchimp page.
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How to unit test a Node.js module that requires other modules and how to mock the global require fun
...a very simple api which allows resolving the module you are trying to test and pass along mocks/stubs for its required modules in one simple step.
@Raynos is right that traditionally you had to resort to not very ideal solutions in order to achieve that or do bottom-up development instead
Which is...
How to change time and timezone in iPhone simulator?
How do I change time and time zone in the iPhone simulator?
11 Answers
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Why are functions and methods in PHP case-insensitive?
Functions and methods in PHP are case-insensitive as illustrated in the following example.
2 Answers
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What are the git concepts of HEAD, master, origin?
...m learning about git, I keep coming across the terms HEAD, master, origin, and I'm not sure what the differences are. If I understand correctly, HEAD is always equal to the latest revision? And if so, is that the latest revision of the whole repository, or of a specific branch or tag? This is so con...
How to declare variable and use it in the same Oracle SQL script?
I want to write reusable code and need to declare some variables at the beginning and reuse them in the script, such as:
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How to avoid null checking in Java?
...y either don't know or don't trust the contracts they are participating in and defensively overcheck for nulls. Additionally, when writing their own code, they tend to rely on returning nulls to indicate something thus requiring the caller to check for nulls.
To put this another way, there are two...
Java concurrency: Countdown latch vs Cyclic barrier
I was reading through the java.util.concurrent API , and found that
14 Answers
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