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How to set environment variables from within package.json
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Did you use &&? NODE_ENV=test yadda means "run yadda, setting NODE_ENV within yadda's environment variables. NODE_ENV=test && yadda means "set NODE_ENV within the local environment, but don't export it, then run yadda." NODE_ENV=test yadda is the prefer...
Why aren't variables declared in “try” in scope in “catch” or “finally”?
...e exception handler, s will not have been declared. Given that catches are meant to handle exceptional circumstances and finallys must execute, being safe and declaring this a problem at compile time is far better than at runtime.
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How do I calculate the date in JavaScript three months prior to today?
... do you define 1 month? 30 days? Most people will say that one month ago means the same day of the month on the previous month citation needed. But more than half the time, that is 31 days ago, not 30. And if today is the 31st of the month (and it isn't August or Decemeber), that day of the mont...
Is it worthwile to learn assembly language? [closed]
...t on the other hand, being able to read it and understand what it actually means (which might require more knowledge of the architecture than the assembler) is enough.
I for sure cannot write assembly (i.e. write any non trivial piece of code in assembly), but I can read it and that together with k...
Check for null in foreach loop
...voiding null IEnumerables (Pffft! Puh-LEAZE! SMH.) to begin with (cuz null means N/A, whereas empty list means, it's applicable but is currently, well, empty!, i.e. an Employee could have Commissions that's N/A for non-Sales or empty for Sales when they haven't earned any).
– T...
GCC dump preprocessor defines
... way for gcc/g++ to dump its preprocessor defines from the command line?
I mean things like __GNUC__ , __STDC__ , and so on.
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How should I pass multiple parameters to an ASP.Net Web API GET?
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What does this record marking mean? If this is used only for logging purposes, I would use GET and disable all caching, since you want to log every query for this resources. If record marking has another purpose, POST is the way to go. User should know, t...
How do I get whole and fractional parts from double in JSP/Java?
... The confusion here is because some languages, such as Python, use % to mean modulo (-3.25 % 1 == 0.75) and others, such as Java, Fortran, C, and C++, use % to mean remainder (-3.25 % 1 == -0.25). WindRider may have typed it into a Python REPL for expediency, but that answer is misleading becaus...
Limit Decimal Places in Android EditText
...) {
if (dest.charAt(i) == '.') {
// being here means, that a number has
// been inserted after the dot
// check if the amount of digits is right
return (dlen-(i+1) + len > digits) ?
"" :
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What is the point of a “Build Server”? [closed]
... says "It compiles on my machine" when it won't compile on yours. This can mean out-of-sync check-ins or it could mean a dependent library is missing. Jar hell isn't near as bad as .dll hell; either way, using a build server is cheap insurance that your builds won't mysteriously fail or package the...