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Why are static variables considered evil?
I am a Java programmer who is new to the corporate world. Recently I've developed an application using Groovy and Java. All through the code I wrote used quite a good number of statics. I was asked by the senior technical lot to cut down on the number of statics used. I've googled about the same, ...
Tomcat startup logs - SEVERE: Error filterStart how to get a stack trace?
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Up to this moment "error filterStart" has plagued my nightmares...NO LONGER! You rock!
– Cody S
Oct 1 '12 at 17:16
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What is the difference between ArrayList.clear() and ArrayList.removeAll()?
... // Let gc do its work
for (int i = 0; i < size; i++)
elementData[i] = null;
size = 0;
}
The source code for removeAll()(As defined in AbstractCollection):
public boolean removeAll(Collection<?> c) {
boolean modified = false;
Iterator<?> e = iterator();
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Clear android application user data
...ll only work for the semi-privileged adb shell user, which is treated as somewhat comparable in authority to a user pushing buttons in GUI if the system settings app.
– Chris Stratton
Jun 7 '12 at 15:10
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Rearranging Tab Bar Controller Order in StoryBoard
...raphically? I can't find a way to do this and I'm sure I must be missing something!
18 Answers
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Getting scroll bar width using JavaScript [duplicate]
...tScrollbarWidth() {
// Creating invisible container
const outer = document.createElement('div');
outer.style.visibility = 'hidden';
outer.style.overflow = 'scroll'; // forcing scrollbar to appear
outer.style.msOverflowStyle = 'scrollbar'; // needed for WinJS apps
document.body.appendChi...
Remove or uninstall library previously added : cocoapods
I added an external framework via cocoapods into my iOS application. How can i remove that library from the project?
6 Answ...
Facebook development in localhost
...ed)
In your application initializer, put in code to detect the environment
Sample Rails 3 code
if Rails.env == 'development' || Rails.env == 'test'
Rails.application.config.middleware.use OmniAuth::Builder do
provider :facebook, 'DEV_APP_ID', 'DEV_APP_SECRET'
end
else
# Produc...
/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
How can I get GLIBCXX_3.4.15 in Ubuntu? I can't run some programs that I'm compiling.
19 Answers
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How to escape indicator characters (i.e. : or - ) in YAML
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Quotes:
"url: http://www.example-site.com/"
To clarify, I meant “quote the value” and originally thought the entire thing was the value. If http://www.example-site.com/ is the value, just quote it like so:
url: "http://www.example-site.com/"
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