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How do I check if a number evaluates to infinity?
... required me to check if the value is of the NaN or Infinity type but pass strings as valid results. Because many text strings will produce false-positive NaN, I've made a simple solution to circumvent that:
const testInput = input => input + "" === "NaN" || input + "" === "Infinity";
The a...
Printing HashMap In Java
...u should change it to :
for (TypeKey name: example.keySet()){
String key = name.toString();
String value = example.get(name).toString();
System.out.println(key + " " + value);
}
Update for Java8:
example.entrySet().forEach(entry->{
System.out.prin...
Get img thumbnails from Vimeo?
...P.NET using C#. Feel free to use a different error catch image :)
public string GetVimeoPreviewImage(string vimeoURL)
{
try
{
string vimeoUrl = System.Web.HttpContext.Current.Server.HtmlEncode(vimeoURL);
int pos = vimeoUrl.LastIndexOf(".com");
string videoID = vimeo...
How to find if an array contains a specific string in JavaScript/jQuery? [duplicate]
...you're looking for? Browse other questions tagged javascript jquery arrays string or ask your own question.
What is a stack trace, and how can I use it to debug my application errors?
...this, we can open up Book.java and look at line 16, which is:
15 public String getTitle() {
16 System.out.println(title.toString());
17 return title;
18 }
This would indicate that something (probably title) is null in the above code.
Example with a chain of exceptions
Sometimes ap...
Binding a WPF ComboBox to a custom list
...st";
}
}
public class PhoneBookEntry
{
public string Name { get; set; }
public PhoneBookEntry(string name)
{
Name = name;
}
public override string ToString()
{
return Name;
}
}
public clas...
Why does modern Perl avoid UTF-8 by default?
...CODE envariable to AS. This makes all Perl scripts decode @ARGV as UTF‑8 strings, and sets the encoding of all three of stdin, stdout, and stderr to UTF‑8. Both these are global effects, not lexical ones.
At the top of your source file (program, module, library, dohickey), prominently assert tha...
How can I get enum possible values in a MySQL database?
...
You can get the values by querying it like this:
SELECT SUBSTRING(COLUMN_TYPE,5)
FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA='databasename'
AND TABLE_NAME='tablename'
AND COLUMN_NAME='columnname'
From there you'll need to convert it into an array:
eval that direct...
How to write a test which expects an Error to be thrown in Jasmine?
...ah).toThrow(). No arguments means check to see that it throws at all. No string matching required. See also: stackoverflow.com/a/9525172/1804678
– Jess
Nov 27 '13 at 14:32
1
...
Convert interface{} to int
...oth complex types.
x is an integer or a slice of bytes or runes and T is a string type.
x is a string and T is a slice of bytes or runes.
But
iAreaId := int(val)
is not any of the cases 1.-7.
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