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What is the garbage collector in Java?
...va application is running, it is creating 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 ...
Is there a Pattern Matching Utility like GREP in Windows?
...FINDSTR. I'm no grep poweruser, but findstr does what I need it to, filter files and stdin, with some primitive regex support. Ships with Windows and all that. (Edit: Well someone did mention findstr, It's late I guess)
shar...
How to solve error message: “Failed to map the path '/'.”
...ce. Really worth trying to restart, before verifying each and other config file, don't worth panic.
– Johnny_D
Oct 27 '13 at 19:48
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What is exactly the base pointer and stack pointer? To what do they point?
...possible to do walk the stack without using the dbghlp library and the PDB file for the executable.
This Frame Pointer Omission means that the compiler does not store the old EBP on a standard place and uses the EBP register for something else, therefore you have hard time finding the caller EIP wi...
How to make EditText not editable through XML in Android?
...
Add this to your EditText xml file:
<EditText ...
android:clickable="false"
android:cursorVisible="false"
android:focusable="false"
android:focusableInTouchMode="false">
</EditText>
It will do the same eff...
How to create correct JSONArray in Java using JSONObject
...
I suppose you're getting this JSON from a server or a file, and you want to create a JSONArray object out of it.
String strJSON = ""; // your string goes here
JSONArray jArray = (JSONArray) new JSONTokener(strJSON).nextValue();
// once you get the array, you may check items lik...
Screenshot Apps for iPhone simulator [closed]
...our desktop.
(cmd + s)
=>Open your simulator and Press cmd+s or goto file=> save screen shot will save the screen shot of the simulator to the desktop.
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Is it possible to have a multi-line comments in R? [duplicate]
...
Put the following into your ~/.Rprofile file:
exclude <- function(blah) {
"excluded block"
}
Now, you can exclude blocks like follows:
stuffiwant
exclude({
stuffidontwant
morestuffidontwant
})
...
How to add google chrome omnibox-search support for your site?
...me's OmniBox [TAB] Feature for/on personal website?
You then add this XML file to the root of your site, and link to it in your <head> tag:
<link rel="search" type="application/opensearchdescription+xml" title="Stack Overflow" href="/opensearch.xml" />
Now, visitors to your page will...
Intellij shortcut to convert code to upper or lower case?
...
Please check your hot-key settings first. You could go to
File > Settings > Search for Keymap > Search for Toggle Case
and see what hot-key has been configured. See screenshot below:-
If not configured, create a new one for yourself.
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