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How to redirect stderr to null in cmd.exe
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Your DOS command 2> nul
Read page Using command redirection operators. Besides the "2>" construct mentioned by Tanuki Software, it lists some other useful combinations.
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How to Replace dot (.) in a string in Java
...cape the slash so it gets through, and the other to escape the dot so it becomes literal. Forward slashes and asterisk are treated literal.
str=xpath.replaceAll("\\.", "/*/"); //replaces a literal . with /*/
http://docs.oracle.com/javase/7/docs/api/java/lang/String.html#replaceAll(java....
What do helper and helper_method do?
...ers/views (standard helper methods are not available in controllers). e.g. common use case:
#application_controller.rb
def current_user
@current_user ||= User.find_by_id!(session[:user_id])
end
helper_method :current_user
the helper method on the other hand, is for importing an entire helper to...
SQL join on multiple columns in same tables
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71
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Understanding keystore, certificates and alias
...s identified by dest_alias. If
no destination alias is supplied at
the command line, the user is prompted
for it.
If the private key password is
different from the keystore password,
then the entry will only be cloned if
a valid keypass is supplied. This is
the password used to pr...
D3.js: what is 'g' in .append(“g”) D3.js code?
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18
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What's the name for hyphen-separated case?
... strong case to be made that kebab-case is winning:
https://trends.google.com/trends/explore?date=all&q=kebab-case,spinal-case,lisp-case,dash-case,caterpillar-case
spinal-case is a distant second, and no other terms have any traction at all.
Additionally, kebab-case has entered the lexicon of...
How to run cron job every 2 hours
...ry does not contain a version which includes different code: stackoverflow.com/posts/6423532/revisions
– tutuDajuju
Aug 31 '14 at 11:55
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how to set textbox value in jquery
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I think you want to set the response of the call to the URL 'compz.php?prodid=' + x + '&qbuys=' + y as value of the textbox right? If so, you have to do something like:
$.get('compz.php?prodid=' + x + '&qbuys=' + y, function(data) {
$('#subtotal').val(data);
});
Referenc...
How to get one value at a time from a generator function in Python?
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stackoverflow.com/questions/1073396/…
– Ignacio Vazquez-Abrams
Mar 31 '18 at 3:04
2
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