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Convert a timedelta to days, hours and minutes
... 3 days, 21:06:40.001000, and you can parse hours and minutes using simple string operations or regular expression.
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Display name of the current file in vim?
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'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
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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...
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Extracting .jar file with command line
...sing a scanner set to system.in
Scanner console = new Scanner(System.in);
String input = console.nextLine();
then get all the components and write them as a file.
JarEntry JE = null;
while((JE = getNextJarEntry()) != null)
{
//do stuff with JE
}
You can also use java.util.zip.ZipInputStrea...
Chai: how to test for undefined with 'should' syntax
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typeof operator returns a string; so this assertion could not be passed; cuz 'undefined' !== undefined
– dNitro
Sep 29 '17 at 9:02
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Best way to test for a variable's existence in PHP; isset() is clearly broken
...uce a null variable, since the GET, POST, and cookie values will always be strings (with '' still returning true from isset), and variables in the session should be entirely under the programmer's control.
Secondly, pollution of a variable with the value null is only an issue if this over-writes so...
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...
Writing to output window of Visual Studio
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I was not seeing the Debug.WriteLine("String") until after I did what Micah said. Tools|Options|Debugging uncheck Send Output to Immediate
– Skindeep2366
Sep 25 '13 at 18:29
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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
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Rails select helper - Default selected value, how?
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if params[:pid] is a string, which if it came from a form, it is, you'll probably need to use
params[:pid].to_i
for the correct item to be selected in the select list
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