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Why does parseInt yield NaN with Array#map?
... with three arguments: the value of the element, the index of the element, and the Array object being traversed."
So if you call a function parseInt which actually expects two arguments, the second argument will be the index of the element.
In this case, you ended up calling parseInt with radix 0...
Text-align class for inside a table
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It's weird that I tried using text-md-right (and xs & lg) but they wouldn't work. I was in Codepen so that may have something to do with it. Anyways, this answer worked for me. Thanks!
– Edson
May 21 '16 at 23:35
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String comparison in bash. [[: not found
...ry:
$ bash myscript
or, if the script is executable:
$ ./myscript
sh and bash are two different shells. While in the first case you are passing your script as an argument to the sh interpreter, in the second case you decide on the very first line which interpreter will be used.
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How do I unset an element in an array in javascript?
... @ThiefMaster - Care to explain? I don't know what that means and keen to learn. As always, an edit is a 1,000,000 times better than an off-hand comment; you should know that with the amount of rep you have.
– going
Dec 26 '11 at 9:28
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Remove a character from the end of a variable
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And it is POSIX, so is pretty much portable.
– go2null
Nov 9 '15 at 4:13
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Using System.Dynamic in Roslyn
... with the new version of Roslyn that was released yesterday to use dynamic and ExpandoObject but I am getting a compiler error which I am not sure how to fix. The error is:
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Is null an Object?
...case - any method invocation on a null results in a NullPointerException.
And this is what the Java Language Specification has to say on this topic:
There is also a special null type, the
type of the expression null, which has
no name. Because the null type has no
name, it is impossible t...
Adding a library/JAR to an Eclipse Android project
This is a two-part question about adding a third-party library (JAR) to an Android project in Eclipse.
8 Answers
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Capturing Ctrl-c in ruby
...t. When a control-C comes in, it raises Interrupt. Since both SystemExit and Interrupt derive from Exception, your exception handling is stopping the exit or interrupt in its tracks. Here's the fix:
Wherever you can, change
rescue Exception => e
# ...
end
to
rescue StandardError => ...
How to download a branch with git?
...und out that I need to "checkout" the remote branch as a new local branch, and specify a new local branch name.
git checkout -b newlocalbranchname origin/branch-name
Or you can do:
git checkout -t origin/branch-name
The latter will create a branch that is also set to track the remote branch.
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