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What is Python used for? [closed]
...a and then a = 5, but assigning a = "hello" would have been a compile time error. On one hand, this makes everything more unpredictable (you don't know what a refers to). On the other hand, it makes very easy to achieve some results a static typed languages makes very difficult.
Python is strongly t...
“java.lang.OutOfMemoryError : unable to create new native Thread”
We are getting "java.lang.OutOfMemoryError : unable to create new native Thread " on 8GB RAM VM after 32k threads (ps -eLF| grep -c java)
...
What happens when there's insufficient memory to throw an OutOfMemoryError?
...ne stack for a new
thread, the Java virtual machine throws an OutOfMemoryError.
For Heap, Section 3.5.3.
If a computation requires more heap than can be made available by the automatic storage management system, the Java virtual machine
throws an OutOfMemoryError.
So, it does a ...
Is there auto type inferring in Java?
...of a not-explicitly-initialized local variable and will give a compilation error (unlike C and C++ where the compiler will usually only give a warning). Courtesy: Wikipedia.
No, there isn't any mainstream type-inference in Java like C++ . There was an RFE but this was closed as "Will not fix", reas...
Right way to reverse pandas.DataFrame?
...index):
print(idx, data.Even[idx], data.Odd[idx])
You are getting an error because reversed first calls data.__len__() which returns 6. Then it tries to call data[j - 1] for j in range(6, 0, -1), and the first call would be data[5]; but in pandas dataframe data[5] means column 5, and there is ...
What's better at freeing memory with PHP: unset() or $var = null
...an removing it.
when you try to use a non-existent (unset) variable, an error will be triggered and the value for the variable expression will be null. (Because, what else should PHP do? Every expression needs to result in some value.)
A variable with null assigned to it is still a perfectly norm...
About “*.d.ts” in TypeScript
... importing it in typescript code -
import * from "mylib";
you will get error.
"Cannot find module 'mylib'."
As mentioned by @Chris, many libraries like underscore, Jquery are already written in javascript. Rather than re-writing those libraries for typescript projects, an alternate soluti...
How do you format the day of the month to say “11th”, “21st” or “23rd” (ordinal indicator)?
...re of StackOverflow, so check the version history on the answer to see the error).
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Create a completed Task
...d represents a faulted task. Such a method can simply return that for its error cases if it's important for the exception to be represented in the resulting task.
– Servy
Jan 15 '15 at 21:25
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How can I reverse a NSArray in Objective-C?
... I'm no longer able to reproduce that bug. It could have been my error. This is a very elegant solution.
– Matt Williamson
Feb 17 '11 at 22:05
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