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On design patterns: When should I use the singleton?
...ains the same. Enable it, same same. Misko puts it in the following way in Root Cause of Singletons, "The information here flows one way: From your application into the logger. Even though loggers are global state, since no information flows from loggers into your application, loggers are acceptable...
How can I add the new “Floating Action Button” between two widgets/layouts
...com.android.support:design:25.0.1' to gradle file
Use CoordinatorLayout as root view.
Add layout_anchorto the FAB and set it to the top view
Add layout_anchorGravity to the FAB and set it to: bottom|right|end
<android.support.design.widget.CoordinatorLayout
xmlns:android="http://schemas.a...
SVN checkout the contents of a folder, not the folder itself
...ify an existing directory it will create a new folder with the name of the root checkout directory there, while if you specify a non-existant folder, it will use that instead.
– Casebash
Feb 26 '10 at 3:27
...
What's the Android ADB shell “dumpsys” tool and what are its benefits?
... 36 1872 2420
Objects
Views: 0 ViewRoots: 0
AppContexts: 0 Activities: 0
Assets: 3 AssetManagers: 3
Local Binders: 2 Proxy Binders: 8
Death Recipients: 0
OpenSSL Sockets: ...
When to catch java.lang.Error?
... happen.
One smallest problem is that you wouldn't be able to easily find root of the problem, if other threads start throwing some exceptions because of one thread not working.
For example, usually loop should be:
try {
while (shouldRun()) {
doSomething();
}
}
catch (Throwable t) {
...
What's the best practice for putting multiple projects in a git repository? [closed]
...ed independently and then merged together into a single tree with a common root in one repository later.
Example
# Create thesis repository.
# Merge existing chess repository branch into it
mkdir single_repo_for_thesis_and_chess
cd single_repo_for_thesis_and_chess
git init
touch .gitignore
git a...
How to detect orientation change?
...n the view controller's view's size is changed by its parent (i.e. for the root view controller when its window rotates or is resized).
override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
super.viewWillTransition(to: size, with: coordinat...
Best way to iterate through a Perl array
... #2 is good when you do queues (e.g. breadth-first searches): my @todo = $root; while (@todo) { my $node = shift; ...; push @todo, ...; ...; }
– ikegami
Feb 2 '15 at 14:40
...
How to execute XPath one-liners from shell?
... xmlstarlet difficult to figure out and get right between matching, value, root to just view the document structure, and etc.. Even with the first sel -t -m ... -v ... example from this page: arstechnica.com/information-technology/2005/11/linux-20051115/2, matching all but the last node and saving ...
Calling JMX MBean method from a shell script
...om/p/jmxfuse/
For example, to read an attribute:
me@oddjob:jmx$ cd log4j/root/attributes
me@oddjob:jmx$ cat priority
to write an attribute:
me@oddjob:jmx$ echo "WARN" > priority
to invoke an operation:
me@oddjob:jmx$ cd Catalina/none/none/WebModule/localhost/helloworld/operations/addParam...