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“unmappable character for encoding” warning in Java
...kipedia, the copyright symbol is unicode U+00A9 so your line should read:
String copyright = "\u00a9 2003-2008 My Company. All rights reserved.";
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Is there a standard way to list names of Python modules in a package?
...name) => ["module1_name", "module2_name"]. I suppose I could parse the string returned by help, but that seems more roundabout than listing the directory.
– DNS
Jan 28 '09 at 21:56
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Validation failed for one or more entities. See 'EntityValidationErrors' property for more details [
...ion) :
base(null, innerException)
{
}
public override string Message
{
get
{
var innerException = InnerException as DbEntityValidationException;
if (innerException != null)
{
StringBuilder sb = new StringBui...
How to compute the sum and average of elements in an array?
...age is: " + avg );
Just iterate through the array, since your values are strings, they have to be converted to an integer first. And average is just the sum of values divided by the number of values.
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Insert into … values ( SELECT … FROM … )
...2, someInt, someVarChar )
SELECT table2.column1, table2.column2, 8, 'some string etc.'
FROM table2
WHERE table2.ID = 7;
I've only used this syntax with Access, SQL 2000/2005/Express, MySQL, and PostgreSQL, so those should be covered. It should also work with SQLite3.
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Any reason to prefer getClass() over instanceof when generating .equals()?
...return super.equals(object) when !(object instanceof Dog) but checking the extra fields when it is a Dog instance wouldn't violate symmetry but would violate transitivity)
– Shadow Man
Jul 16 '19 at 0:16
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What is getattr() exactly and how do I use it?
...ecause you don't know in advance which attribute you want (it comes from a string). Very useful for meta-programming.
you want to provide a default value. object.y will raise an AttributeError if there's no y. But getattr(object, 'y', 5) will return 5.
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How to manage startActivityForResult on Android?
...COND_ACTIVITY) {
if(resultCode == Activity.RESULT_OK){
String result=data.getStringExtra("result");
}
if (resultCode == Activity.RESULT_CANCELED) {
//Write your code if there's no result
}
}
}//onActivityResult
To implement passing data b...
How to declare string constants in JavaScript? [duplicate]
I want to declare string constants in JavaScript.
11 Answers
11
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PowerShell equivalent to grep -f
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The -Pattern parameter in Select-String supports an array of patterns. So the one you're looking for is:
Get-Content .\doc.txt | Select-String -Pattern (Get-Content .\regex.txt)
This searches through the textfile doc.txt by using every regex(one per line)...