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Real differences between “java -server” and “java -client”?
...ed for executing long-running server applications, which need the fastest possible operating speed more than a fast start-up time or smaller runtime memory footprint.
The Client VM compiler serves as an upgrade for both the Classic VM and the just-in-time (JIT) compilers used by previous versions of...
How to print the ld(linker) search path
...
You can do this by executing the following command:
ld --verbose | grep SEARCH_DIR | tr -s ' ;' \\012
gcc passes a few extra -L paths to the linker, which you can list with the following command:
gcc -print-search-dirs | sed '/^lib/b 1;d;:1;s,/[^/.][^/]*/\.\./,/,;t 1;s,:[^=]*=,:;,;s...
Any reason to clean up unused imports in Java, other than reducing clutter?
... the list interface.
In Eclipse you can always use a shortcut (depends on OS - Win: Ctrl + SHIFT + O and Mac: COMMAND + SHIFT + O) to organize the imports. Eclipse then cleans up the import section removes all the stale imports etc. If you are needing a imported thing again eclipse will add them au...
How to define hash tables in Bash?
...hat is the equivalent of Python dictionaries but in Bash (should work across OS X and Linux).
15 Answers
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Compare two dates with JavaScript
... edited Oct 15 '19 at 20:52
Josh
15.2k66 gold badges4242 silver badges5959 bronze badges
answered Jan 29 '09 at 19:20
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What is the garbage collector in Java?
...eating new objects, such as Strings and Files, but after a certain time, those objects are not used anymore. For example, take a look at the following code:
for (File f : files) {
String s = f.getName();
}
In the above code, the String s is being created on each iteration of the for loop. Thi...
How to style a checkbox using CSS
... by keyboard.
– sam
Mar 4 '16 at 17:27
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show 5 more comments
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Change R default library path using .libPaths in Rprofile.site fails to work
...user_name/userLibrary"
The .libPaths function is a bit different than most other nongraphics functions. It works via side-effect. The functions Sys.getenv and Sys.setenv that report and alter the R environment variables have been split apart but .libPaths can either report or alter its target.
...
What is SaaS, PaaS and IaaS? With examples
...eanstalk, Windows Azure, Heroku, Force.com, Google App Engine, Apache Stratos.
While in SaaS (Software as a Service) model you are provided with access to application software often referred to as "on-demand software". You don't have to worry about the installation, setup and running of the applicat...
Node.js vs .Net performance
...of thread times (seconds): 234
Total time taken by this program (seconds): 27
Total bytes: 2000000
conclusion:
IIS is faster than nodejs by about 2.5 times (on Windows). This is a very rudimentary test, and by no means conclusive. But I believe this is a good starting point. Nodejs is probably fas...