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Finding out whether a string is numeric or not
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Here's one way that doesn't rely on the limited precision of attempting to parse the string as a number:
NSCharacterSet* notDigits = [[NSCharacterSet decimalDigitCharacterSet] invertedSet];
if ([newString rangeOfCharacterFromSet:no...
Difference between onCreateView and onViewCreated in Fragment
...fference between these two methods? When I create a TextView, should I use one over the other for performance?
9 Answers
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How to send data to local clipboard from a remote SSH session
...ad because I've been looking for the same kind of solution, and I've found one that works for me. It's a minor modification to a suggestion from OSX Daily.
In my case, I use Terminal on my local OSX machine to connect to a linux server via SSH. Like the OP, I wanted to be able to transfer small bit...
What is the difference between statically typed and dynamically typed languages?
...la, Kotlin)
The main advantage here is that all kinds of checking can be done by the compiler, and therefore a lot of trivial bugs are caught at a very early stage.
Examples: C, C++, Java, Rust, Go, Scala
Dynamically typed languages
A language is dynamically typed if the type is associated with ...
Multiple cases in switch statement
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There is no syntax in C++ nor C# for the second method you mentioned.
There's nothing wrong with your first method. If however you have very big ranges, just use a series of if statements.
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How to convert a string of bytes into an int?
...ing to the docs L is standard size (4) "when the format string starts with one of '<', '>', '!' or '='." docs.python.org/library/struct.html#format-characters
– André Laszlo
Dec 24 '11 at 0:50
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How to add directory to classpath in an application run profile in IntelliJ IDEA?
...rations with two different directories that must be exclusively present in one but not the other. In eclipse you can add/remove anything to a launch configuration. Does IntelliJ not support this?
– Καrτhικ
Dec 9 '14 at 16:52
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How can I create an object and add attributes to it?
...Bunch recipe, but if you don't want to make a "bunch class", a very simple one already exists in Python -- all functions can have arbitrary attributes (including lambda functions). So, the following works:
obj = someobject
obj.a = lambda: None
setattr(obj.a, 'somefield', 'somevalue')
Whether the...
Change old commit message on Git
...git rebase -i next
Then set all the commits to ‘edit’. Then on each one:
# Change the message in your editor.
$ git commit --amend
$ git rebase --continue
Using ‘reword’ instead of ‘edit’ lets you skip the git-commit and git-rebase calls.
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Quit and restart a clean R session from within R?
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Depending on how you start R try placing one of these lines into your .Rprofile file:
makeActiveBinding("refresh", function() { shell("Rgui"); q("no") }, .GlobalEnv)
makeActiveBinding("refresh", function() { system("R"); q("no") }, .GlobalEnv)
Then entering this...