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Convert column classes in data.table
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How do I check if an object has a specific property in JavaScript?
... - 2.0.1 and older - but those versions of the browser are rarely used any more.)
If what you're looking for is if an object has a property on it that is iterable (when you iterate over the properties of the object, it will appear) then doing: prop in object will give you your desired effect.
Sinc...
How to Batch Rename Files in a macOS Terminal?
...erfectly. i also appreciate that you went back and edited it to explain it more and provide a more elegant solution if i repeat this. again, much thanks, very helpful
– kidnim
Jun 8 '14 at 18:34
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CSS Background Opacity [duplicate]
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A more in-depth tutorial can be found here: robertnyman.com/2010/01/11/…
– Iain Fraser
Mar 14 '13 at 0:56
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Do you put unit tests in same project or another project?
...lly know of any pros. Having an extra project (or 10) isn't a con.
Edit: More Info On Build and Shipping
I would further recommend that any automated build process place production and unit tests into different locations. Ideally, the unit test build process only runs if the production code buil...
Get a filtered list of files in a directory
...to specify wildcards so the OS does the filtering directly, and presumably more efficiently (I don't think there's an equivalent on Linux).
– Ben Hoyt
Jan 18 '17 at 16:28
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Solr vs. ElasticSearch [closed]
... Handling multitenancy is not a special configuration, where
with Solr a more advanced setup is necessary.
ElasticSearch introduces
the concept of the Gateway, which makes full backups easier.
Disadvantages:
Only one main developer [not applicable anymore according to the curre...
How to avoid “too many parameters” problem in API design?
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I have been converging to this style more over time. Apparently significant amount of the "too many parameters" issues can be resolved with good logical groups and abstractions. In the end it makes the code more readable and more modularized.
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Why 0 is true but false is 1 in the shell?
... check pretty easily for success, and investigate the particular error for more details if you want to. A lot of APIs and frameworks have a similar convention - functions that succeed return 0 and and those that fail give back an error code describing the particular failure case.
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Java maximum memory on Windows XP
...ns in Windows that minimize the relocation of DLL's during linking make it more likely you'll have a fragmented address space. Things that are likely to cut in to your address space aside from the usual stuff include security software, CBT software, spyware and other forms of malware. Likely causes ...