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How to avoid isset() and empty()
...tell the difference between "variables that work just fine undefined" and honestly wrong code that may lead to serious errors? This is also the reason why you always, always, develop with error reporting turned to 11 and keep plugging away at your code until not a single NOTICE is issued. Turning er...
No ConcurrentList in .Net 4.0?
...hwhile was a thread-safe, limited subset of IList<T>: in particular, one that would allow an Add and provide random read-only access by index (but no Insert, RemoveAt, etc., and also no random write access).
This was the goal of my ConcurrentList<T> implementation. But when I tested its...
Altering a column: null to not null
...bove two correct responses. The semantics of NULL can have a few meanings. One of the common meaning is UNKNOWN. Take SCORE as an example. A null SCORE and a ZERO SCORE is a world of difference! Before you did the above recommendations. Make sure you application does not take null in its business lo...
When should I use Inline vs. External Javascript?
...s definitely a reason to keep them external, but if the configuration is a one-liner (or in general shorter than the HTTP overhead you would get for making those files external) it's performance-wise better to keep them inline. Always remember, that each HTTP request generates some overhead in terms...
Check if list contains element that contains a string and get that element
While searching for an answer to this question, I've run into similar ones utilizing LINQ but I haven't been able to fully understand them (and thus, implement them), as I'm not familiarized with it. What I would like to, basically, is this:
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Using an HTML button to call a JavaScript function
...cification.
The 1st and 2nd methods are mutually exclusive, meaning using one (the 2nd) will override the other (the 1st). The 3rd method will allow you to attach as many functions as you like to the same event handler, even if the 1st or 2nd method has been used too.
Most likely, the problem lie...
Node.js and CPU intensive requests
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In fact, someone has ported it to the node world: github.com/technoweenie/coffee-resque
– FrontierPsycho
Mar 11 '15 at 10:20
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Why do we copy then move?
I saw code somewhere in which someone decided to copy an object and subsequently move it to a data member of a class. This left me in confusion in that I thought the whole point of moving was to avoid copying. Here is the example:
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Git push error '[remote rejected] master -> master (branch is currently checked out)'
Yesterday, I posted a question on how to clone a Git repository from one of my machines to another, How can I 'git clone' from another machine? .
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Why are C++ inline functions in the header?
...ion about how to use inline functions or how they work, more why they are done the way they are.
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