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Standard concise way to copy a file in Java?
...eclaring a buffer, reading in one file, looping through it, and writing it out to the other steam. The web is littered with similar, yet still slightly different implementations of this type of solution.
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Android Webview - Webpage should fit the device screen
...m not loading an image, loading the webpage in the webview, So how to find out the webpage width (PIC_WIDTH).
– SWDeveloper
Oct 13 '10 at 15:21
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When should I use C++14 automatic return type deduction?
...sts". C++11 and C++1y introduce type deduction tools so that you can leave out the type in new places.
Sorry, but you're not going to solve this up front by making general rules. You need to look at particular code, and decide for yourself whether or not it aids readability to specify types all ove...
How to extract a substring using regex
...atcher matcher = pattern.matcher(mydata);
if (matcher.find())
{
System.out.println(matcher.group(1));
}
Result:
the data i want
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Getting Java version at runtime
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What about getting the version from the package meta infos:
String version = Runtime.class.getPackage().getImplementationVersion();
Prints out something like:
1.7.0_13
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Difference between TCP and UDP?
...ed only on the single datagram. Datagrams reach destination and can arrive out of order or don't arrive at all. It is more efficient than TCP because it uses non ACK. It's generally used for real time communication, where a little percentage of packet loss rate is preferable to the overhead of a TCP...
How do you reset the stored credentials in 'git credential-osxkeychain'?
... lines above, and then press return again – i.e. lines 2/3 above are not output from the command, but input.
– Frederik
Mar 13 '18 at 11:45
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How does Trello access the user's clipboard?
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We don't actually "access the user's clipboard", instead we help the user out a bit by selecting something useful when they press Ctrl+C.
Sounds like you've figured it out; we take advantage of the fact that when you want to hit Ctrl+C, you have to hit the Ctrl key first. When the Ctrl key is pre...
How to cherry-pick from a remote branch?
...lly from a remote source, you need to use git fetch. When you did git checkout zebra you switched to whatever the state of that branch was the last time you fetched. So fetch from the remote first:
# fetch just the one remote
git fetch <remote>
# or fetch from all remotes
git fetch --all
# ma...
Calling clojure from java
Most of the top google hits for "calling clojure from java" are outdated and recommend using clojure.lang.RT to compile the source code. Could you help with a clear explanation of how to call Clojure from Java assuming you have already built a jar from the Clojure project and included it in the cl...