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Assign variable value inside if-statement [duplicate]
...he code below:
public class Test
{
public static void main (String[] args)
{
int v = 0;
if ((v=dostuff())!=0)
{
System.out.printf("HOWDY\n");
}
}
...
Display name of the current file in vim?
...
'statusline' is a string, but you don't include quotes in the set: set statuslineset statusline=%f%m%r%h%w\ [%Y]\ [0x%02.2B]%<\ %F%4v,%4l\ %3p%%\ of\ %L\ lines also needs escaped spaces
– D. Ben Knoble
...
Retrieving a random item from ArrayList [duplicate]
...ex);
System.out.println("Managers choice this week" + randomItem.toString() + "our recommendation to you");
return randomItem;
}
The toString part is just a quickie -- you might want to add a method 'getItemDescription' that returns a useful String for this purpose...
...
How to check if current thread is not main thread
...d SO Java users landing here, don't forget about:
public static void main(String[] args{
Thread.currentThread().setName("SomeNameIChoose");
/*...the rest of main...*/
}
After setting this, elsewhere in your code, you can easily check if you're about to execute on the main thread with:
if...
How to set request headers in rspec request spec?
...mall gotcha that I ran into because I am silly: The header keys have to be Strings. Symbols will not show up.
– ajmurmann
Sep 27 '13 at 23:21
...
Pass a local file in to URL in Java
...
Using Java 7:
Paths.get(string).toUri().toURL();
However, you probably want to get a URI. Eg, a URI begins with file:/// but a URL with file:/ (at least, that's what toString produces).
...
PHP YAML Parsers [closed]
...hp";
$data = Spyc::YAMLLoad($myfile);
Given an array, Spyc will return a string which contains a YAML document built from your data.
$yaml_str = Spyc::YAMLDump($myarray);
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How to set a default value with Html.TextBoxFor?
...et a default value on a textbox because there is an overload Html.TextBox(string name, object value) . When I tried using the Html.TextBoxFor method, my first guess was to try the following which did not work:
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How can I check the extension of a file?
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Assuming m is a string, you can use endswith:
if m.endswith('.mp3'):
...
elif m.endswith('.flac'):
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To be case-insensitive, and to eliminate a potentially large else-if chain:
m.lower().endswith(('.png', '.jpg', '.jpeg'))
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How do I get the time of day in javascript/Node.js?
...
If you only want the time string you can use this expression (with a simple RegEx):
new Date().toISOString().match(/(\d{2}:){2}\d{2}/)[0]
// "23:00:59"
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