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PHP - How to check if a string contains a specific text [duplicate]
...ronizaçãoSA The ! operator will affect the falsiness of the return value from strpos which means === won't work the way it's intended.
– Dai
Jun 27 '18 at 15:04
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Scoping in Python 'for' loops
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I'm confused - what prevents Python from scoping for loops the same way that functions are scoped?
– chimeracoder
Aug 31 '10 at 18:15
36
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How does Java Garbage Collection work with Circular References?
From my understanding, garbage collection in Java cleans up some objects if nothing else is 'pointing' to that object.
8 An...
Change values while iterating
...want is not possible.
The reason for this is that range copies the values from the slice you're iterating over.
The specification about range says:
Range expression 1st value 2nd value (if 2nd variable is present)
array or slice a [n]E, *[n]E, or []E inde...
How to check with javascript if connection is local host?
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if launching static html in browser, eg from location like file:///C:/Documents and Settings/Administrator/Desktop/ detecting "localhost" will not work. location.hostname will return empty string. so
if (location.hostname === "localhost" || location.hostname === "...
How do I convert dates in a Pandas data frame to a 'date' data type?
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Hi Guys, @AndyHayden can you remove the time part from the date? I don't need that part?
– yoshiserry
Mar 14 '14 at 1:31
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What does the star operator mean, in a function call?
...are not operators. Operators are used in expressions to create new values from existing values (1+2 becomes 3, for example. The * and ** here are part of the syntax of function declarations and calls.
share
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How do I use JDK 7 on Mac OSX?
...it helps.
I Downloaded the latest OpenJDK 1.7 universal (32/64 bits) JDK
from Mac OS/X branch from http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html
copied the jdk to /Library/Java/JavaVirtualMachines/ next to the
default 1.6.0 one
In Eclipse > Preferences >...
Do Swift-based applications work on OS X 10.9/iOS 7 and lower?
...bout what changed 10.8->10.9 and 6.x->7.0 that allows code generated from Swift to run?
– Ivan Vučica
Jun 7 '14 at 9:53
21
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Why is Scala's immutable Set not covariant in its type?
... the method works just like Set's. So there is nothing really stopping Set from being co-variant, except a design decision.
– Daniel C. Sobral
Jul 24 '09 at 2:44
6
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