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Static method behavior in multi-threaded environment in java
...that bother me and make several arguments in my mind.
I want to throw out all the doubts about below questions.
2 Answers
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Subtract days from a date in JavaScript
...t saving time is only 23 hours long, and the last is 25 hours long. it usually doesn't matter, but it's something to consider.
– Kip
Aug 18 '09 at 20:55
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Ruby class instance variable vs. class variable
...n store something common to that class without having sub-classes automatically also get them (and vice-versa). With class variables, you have the convenience of not having to write self.class from an instance object, and (when desirable) you also get automatic sharing throughout the class hierarchy...
What does 'low in coupling and high in cohesion' mean
...uld be close to each other, so we should strive for high cohesion and bind all related code together as close as possible. It has to do with the elements within the module/class.
Coupling refers to the degree to which the different modules/classes depend on each other, it is suggested that all modu...
Is it possible for a computer to “learn” a regular expression by user-provided examples?
...at most modern "regular expressions" used in programming languages are actually stronger than regular languages, and therefore sometimes harder to learn.
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Difference between using Throwable and Exception in a try catch
...catching Throwable it includes things that subclass Error. You should generally not do that, except perhaps at the very highest "catch all" level of a thread where you want to log or otherwise handle absolutely everything that can go wrong. It would be more typical in a framework type application (f...
Copy a stream to avoid “stream has already been operated upon or closed”
...ata, then by definition you either have to generate it twice (deterministically) or store it. If it already happens to be in a collection, great; then iterating it twice is cheap.
We did experiment in the design with "forked streams". What we found was that supporting this had real costs; it bu...
How can I check if a single character appears in a string?
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But there's always a loop behind that call because you can't find a symbol otherwise.
– vava
Feb 3 '09 at 6:25
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What is the javascript filename naming convention? [closed]
...to use something similar to the naming scheme jQuery uses. It's not universally adopted but it is pretty common.
product-name.plugin-ver.sion.filetype.js
where the product-name + plugin pair can also represent a namespace and a module. The version and filetype are usually optional.
filetype can ...
Does uninstalling a package with “pip” also remove the dependent packages?
When you use pip to install a package, all the required packages will also be installed with it (dependencies). Does uninstalling that package also remove the dependent packages?
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