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Unable to import a module that is definitely installed
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I have run into this many times and I think I just discovered the reason: umask is passed through sudo, so if your personal umask is tight and you use sudo for the install, the files and directories will be over-restricted. If you simply su first and then...
Disable a group of tests in rspec?
I have a test spec which describes a class and within that has various contexts each with various it blocks.
7 Answer...
javascript i++ vs ++i [duplicate]
In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value:
8 Answers
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Find when a file was deleted in Git
... log of a file. The docs are light on details about exactly how this works and I lack the grit and courage required to try to figure it out from the source code, but the git-log docs have this much to say:
Default mode
Simplifies the history to the simplest history explaining the final stat...
Recursive lambda functions in C++11
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Think about the difference between the auto version and the fully specified type version. The auto keyword infers its type from whatever it's initialized with, but what you're initializing it with needs to know what its type is (in this case, the lambda closure needs to know ...
Generate Java class from JSON?
...on a lot. It's still in draft (not finalised) but it's close to completion and is now a viable tool specifying your structural rules
I've recently started a new open source project specifically intended to solve your problem: jsonschema2pojo. The jsonschema2pojo tool takes a json schema document an...
While loop to test if a file exists in bash
... using a Bash (or related) shell by typing 'echo $SHELL'. I think that CSH and TCSH use a slightly different semantic for this loop.
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Javascript: formatting a rounded number to N decimals
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@deepeshk in what browser? Just tried it in Chrome 17 and 1.02449999998.toFixed(4) correctly returns 1.0245.
– Matt Ball
Mar 13 '12 at 14:40
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Cron job every three days
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This is a very high result on google, and as such it would be better if the accepted answer was correct, which this is not. I believe Tareco's explanation is correct.
– lynks
Sep 4 '12 at 14:21
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How to find first element of array matching a boolean condition in JavaScript?
...for arrays; this stops enumerating the array once it finds the first match and returns the value.
const result = someArray.find(isNotNullNorUndefined);
Old answer:
I have to post an answer to stop these filter suggestions :-)
since there are so many functional-style array methods in ECMAScript, p...