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Unix tail equivalent command in Windows Powershell
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Interesting. I would have thought that all arguments that exist also appear in help, yet man gc -par wait tells me there is no parameter. But I think this doesn't solve the problem that the OP has, since they asked for tail, not tail -f and an efficient implementa...
What's the difference between Invoke() and BeginInvoke()
...y, on a threadpool thread.
Control.Invoke: Executes on the UI thread, but calling thread waits for completion before continuing.
Control.BeginInvoke: Executes on the UI thread, and calling thread doesn't wait for completion.
Tim's answer mentions when you might want to use BeginInvoke - although i...
Serving gzipped CSS and JavaScript from Amazon CloudFront via S3
... a backup if they can't.
Then do something similar in the footer assuming all of your js is in one file and can go in the footer.
<div id="sr_js"></div>
<script type="text/javascript">
(function () {
var sr_js_file = 'http://d2ft4b0ve1aur1.cloudfront.net/js-050/sr-br-min.js...
How can I pass selected row to commandLink inside dataTable or ui:repeat?
...e by @ViewScoped.
Use Application#evaluateExpressionGet() to programmatically evaluate the current #{item}.
public void insert() {
FacesContext context = FacesContext.getCurrentInstance();
Item item = context.getApplication().evaluateExpressionGet(context, "#{item}", Item.class);
L...
Pseudo-terminal will not be allocated because stdin is not a terminal
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Try ssh -t -t(or ssh -tt for short) to force pseudo-tty allocation even if stdin isn't a terminal.
See also: Terminating SSH session executed by bash script
From ssh manpage:
-T Disable pseudo-tty allocation.
-t Force pseudo-tty allocation. This can be used to execu...
catch exception that is thrown in different thread
...n an exception is thrown.
I need to get that exception information on the calling method ( Method1 )
4 Answers
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Is there a way to escape a CDATA end token in xml?
... token ( ]]> ) within a CDATA section in an xml document. Or, more generally, if there is some escape sequence for using within a CDATA (but if it exists, I guess it'd probably only make sense to escape begin or end tokens, anyway).
...
ProcessBuilder: Forwarding stdout and stderr of started processes without blocking the main thread
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To only way in Java 6 or earlier is with a so called StreamGobbler (which you are started to create):
StreamGobbler errorGobbler = new StreamGobbler(p.getErrorStream(), "ERROR");
// any output?
StreamGobbler outputGobbler = new StreamGobbler(p.getInputStream(), "OUTPUT"...
How many and which are the uses of “const” in C++?
...structor of it doesn't need to be virtual - the right destructor is still called:
ScopeGuard const& guard = MakeGuard(&cleanUpFunction);
Explanation, using code:
struct ScopeGuard {
~ScopeGuard() { } // not virtual
};
template<typename T> struct Derived : ScopeGuard {
T ...
UIViewController viewDidLoad vs. viewWillAppear: What is the proper division of labor?
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viewDidLoad is things you have to do once. viewWillAppear gets called every time the view appears. You should do things that you only have to do once in viewDidLoad - like setting your UILabel texts. However, you may want to modify a specific part of the view every time the user gets to v...