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recursively add file extension to all files
....jpg \;
Explanation: this recursively finds all files (-type f) starting from the current directory (.) and applies the move command (mv) to each of them. Note also the quotes around {}, so that filenames with spaces (and even newlines...) are properly handled.
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How to evaluate a math expression given in string form?
I'm trying to write a Java routine to evaluate math expressions from String values like:
25 Answers
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How can I restart a Java application?
...er @Horcrux7's question or not. You guys could've just told him the answer from the beginning lol. Well I'll go ahead and do it (kinda late I know): no it doesn't. There.
– Voldemort
Jul 19 '15 at 9:38
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How to prevent scrollbar from repositioning web page?
...enter-aligned DIV. Now, some pages need scrolling, some don't. When I move from one type to another, the appearance of a scrollbar moves the page a few pixels to the side. Is there any way to avoid this without explicitly showing the scrollbars on each page?
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socket.io and session?
I'm using express framework. I want to reach session data from socket.io. I tried express dynamicHelpers with client.listener.server.dynamicViewHelpers data, but i can't get session data. Is there a simple way to do this? Please see the code
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Disabling browser print options (headers, footers, margins) from page?
...e that's too small to contain the text in order to disable this (borrowing from awe's answer):
@page {
size: auto; /* auto is the initial value */
margin: 0mm; /* this affects the margin in the printer settings */
}
html {
background-color: #FFFFFF;
margin: 0px; /* this affects the marg...
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
... table view it will query and which applicable FRC to pull the information from. The FRC delegate methods must also figure out which tableView to update.
It is surprising how much of this is boilerplate code.
Relevant bits of the header file:
@interface BlahViewController : UITableViewController...
Reusing a PreparedStatement multiple times
...d will have its own stack and these connection and statements are in stack from one side and from another data source will give to every new call of executeFunction(==every thread) separate instance of connection. Do I understand you right?"
– Pavel_K
Oct 5 '15...
Using HeapDumpOnOutOfMemoryError parameter for heap dump for JBoss
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Important! The HeapDump flags are available only from Java 1.5.0_07.
– rustyx
Sep 17 '12 at 15:53
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Couldn't connect to server 127.0.0.1:27017
...d before running mongo?
I followed installation instructions for mongodb from http://docs.mongodb.org/manual/tutorial/install-mongodb-on-os-x/ and I had the same error as you only when I ran mongo before actually running the mongo process with mongod. I thought installing mongodb would also launch...