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How do I check that a Java String is not all whitespaces?
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@Andreas_D: Heh, I got my orders! The OP said he wanted to check a string or char array, he never said anything about nulls! :) *checks the fine print in the contract* "null is not a string!"
– Carl Smotr...
How do I know the current width of system scrollbar?
...m.Windows.Forms.SystemInformation class members: HorizontalScrollBarHeight and VerticalScrollBarWidth.
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Scala constructor overload?
...ary Constructors in Scala must either call the primary constructor (as in landon9720's) answer, or another auxiliary constructor from the same class, as their first action. They cannot simply call the superclass's constructor explicitly or implicitly as they can in Java. This ensures that the primar...
Pass ruby script file to rails console
...ng Sublime Text 2 so now I will be able to trigger builds of rails classes and see output directly in IDE :)
– Haris Krajina
Apr 25 '12 at 15:04
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Find the PID of a process that uses a port on Windows
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Just open a command shell and type (saying your port is 123456):
netstat -a -n -o | find "123456"
You will see everything you need.
The headers are:
Proto Local Address Foreign Address State PID
TCP 0.0.0...
Smooth scroll to div id jQuery
...for it. Scrolling of the proper element is now fixed, but still it goes up and down by clicking on same "scroll-to" target: var target = $(this).data("target"); $(".basics-content").animate({scrollTop: $(target).offset().top}, 1000); }); Explanation: .basics-content is the inner div of the modal whi...
Spring Boot: Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFa
I am totally new to Spring and started to do the official guides from this site:
https://spring.io/guides
27 Answers
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Adding 'serial' to existing column in Postgres
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Look at the following commands (especially the commented block).
DROP TABLE foo;
DROP TABLE bar;
CREATE TABLE foo (a int, b text);
CREATE TABLE bar (a serial, b text);
INSERT INTO foo (a, b) SELECT i, 'foo ' || i::text FROM generate_series(1, 5) i;...
CSS div element - how to show horizontal scroll bars only?
I have a div container and have defined its style as follows:
10 Answers
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Uncaught Error: SECURITY_ERR: DOM Exception 18 when I try to set a cookie
...simply type python -m SimpleHTTPServer in the root directory of your site, and find it hosted at localhost:8000.
– Thomas
Sep 4 '11 at 17:00
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