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Checking if an object is a given type in Swift
... is not a string array
}
You can use "as!" and that will throw a runtime error if obj is not of type [String]
let stringArray = obj as! [String]
You can also check one element at a time:
let items : [Any] = ["Hello", "World"]
for obj in items {
if let str = obj as? String {
// obj is ...
File tree view in Notepad++
...orer in Windows 8.1 (with .net 2.0 enabled) and it is a Notepad++ xploder! Error message "Object reference not set to an instance of an object".
– Shane
Feb 20 '14 at 23:00
3
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What is the Windows equivalent of the diff command?
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@AndriyM So, new files would cause FC to error out without returning any actual lines? Only the error message?
– Wolfpack'08
Jan 19 '14 at 22:22
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Python ValueError: too many values to unpack [duplicate]
...an two keys*, they can't be unpacked into the tuple "k, m", hence the ValueError exception is raised.
In Python 2.x, to iterate over the keys and the values (the tuple "k, m"), we use self.materials.iteritems().
However, since you're throwing the key away anyway, you may as well simply iterate ove...
Using ECMAScript 6
...avascript-harmony flag is set: /(?<!a)b/.test('ab') (and throw the next error if the flag is not set: "Uncaught SyntaxError: Invalid regular expression: /(?<!a)b/: Invalid group")
– Rob W
Dec 25 '16 at 11:25
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MySQL Server has gone away when importing large sql file
... tried to import a large sql file through phpMyAdmin...But it kept showing error
19 Answers
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How to convert URL parameters to a JavaScript object?
I have a string like this:
30 Answers
30
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Understanding checked vs unchecked exceptions in Java
...ck that does nothing at all, or worse, deletes or interferes with critical error information. That is why checked exceptions are a failure.
– adrianos
Aug 24 '12 at 13:01
3
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Eclipse cannot load SWT libraries
Every time I try to open Eclipse in Ubuntu 12.04 I get an Unsatisfied Link Error and it will not open. I have recently installed the java JDK and Android SDK, could this be the problem? I followed this tutorial .
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How to redirect the output of the time command to a file in Linux?
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If you care about the command's error output you can separate them like this while still using the built-in time command.
{ time your_command 2> command.err ; } 2> time.log
or
{ time your_command 2>1 ; } 2> time.log
As you see the command'...