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Best way to test for a variable's existence in PHP; isset() is clearly broken
...ng them as though they were. However, since they can be iterated, counted, etc, a missing value is not the same as one whose value is null.
The answer in this case, is to use array_key_exists() instead of isset().
Since this is takes the array to check as a function argument, PHP will still raise ...
Which is faster : if (bool) or if(int)?
...ngs like sign-extend to bring it to certain widths to put it on the stack, etc. (You can't push a byte.)
When the optimizer views the AST and does its magic, however, it looks at surrounding context and "knows" when it can replace code with something more efficient without changing semantics. So ...
Do you debug C++ code in Vim? How? [closed]
...r: breakpoints, watch variables, gdb command completion, assembly windows, etc.
I think you should definitely give it a go.
The homepage of the pyclewn website shows a comparison between the three projects.
A few months ago I tried pyclewn. It was a bit difficult to set up, but it looks well th...
What is the difference between memoization and dynamic programming?
...? I will take over India first. I will become the Chief Minister of Delhi, etc. etc.
Bottom-up - You say I will become the CM of Delhi. Then will take over India, then all other countries in Asia and finally I will take over the world.
...
Library? Static? Dynamic? Or Framework? Project inside another project
...ew chunk basically deals with saving an image to various sharing services, etc.. Because that sharing code needs a lot of testing and future updating, I was wondering what the best way to incorporate that code chunk into my existing app.
...
How to move Jenkins from one PC to another
... up a repository to store the Jenkins home (jobs, configurations, plugins, etc.) in a GitLab local or on GitHub private repository and keep it updated regularly by pushing any new changes to Jenkins jobs, plugins, etc.
Step 2:
Configure a Puppet host-group/role for Jenkins that can be used to spin...
Collections.emptyMap() vs new HashMap()
...et() method and friends (as opposed to the constants Collections.EMPTY_SET etc.) is that they play nicely with generics. Plus, using a feature (raw types) that has been deprecated since Java 5 isn't a good teaching aid.
– Daniel Pryden
Feb 13 '13 at 6:07
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Workflow for statistical analysis and report writing
...nction. It's completely self-contained, including all the analysis, data, etc. And you can version control the whole file.
I use the StatET plugin for Eclipse for developing the reports, and Sweave is integrated (Eclipse recognizes latex formating, etc). On Windows, it's easy to use MikTEX.
I w...
Error: request entity too large
...dn't had any success yet and uses NGINX to host the site add this line to /etc/nginx/sites-available
client_max_body_size 100M; #100mb
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C# Sortable collection which allows duplicate keys
...ion
}
You will use it when instancing a new SortedList, SortedDictionary etc:
SortedList<int, MyValueClass> slist = new SortedList<int, MyValueClass>(new DuplicateKeyComparer<int>());
Here int is the key that can be duplicate.
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