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How to wait for all goroutines to finish without using time.Sleep?
...the counter when the goroutine completes.
defer wg.Done()
// Fetch the URL.
http.Get(url)
}(url)
}
// Wait for all HTTP fetches to complete.
wg.Wait()
}
...
Longest line in a file
...d Oct 31 '09 at 20:13
Pale Blue DotPale Blue Dot
5,43199 gold badges6666 silver badges9696 bronze badges
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Visual Studio Editor does not underline errors anymore
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Same fix worked for VS2013 after doing the above plus a compile.
– Chuck Savage
Nov 19 '13 at 19:31
2
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Android - Writing a custom (compound) component
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I think the way you're supposed to do it, is use your class name as the XML root element:
<com.example.views.MyView xmlns:....
android:orientation="vertical" etc.>
<TextView android:id="@+id/text" ... />
</com.example.views.MyView>...
How can I connect to a Tor hidden service using cURL in PHP?
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This works! Tested on both Windows 10 and CentOS 6, also if Tor uses Socks 5 instead of Socks 4, use this: forward-socks5 / localhost:9150 .
– David Refoua
May 17 '16 at 21:36
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Why is it impossible to build a compiler that can determine if a C++ function will change the value
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To be clear, you can write a compiler that can determine that a function does change the variable in some cases, but you can't write one that reliably tells you that the function will or won't change the variable (or halt) for every possible function.
Here's an easy example:
void foo() {
if ...
Eclipse interface icons very small on high resolution screen in Windows 8.1
...a laptop with a 2560x1600 screen with the 200% magnification setting in Windows 8.1 (which makes it looking like a 1280x800 screen but clearer).
Applications that support such "HiDPI" mode look just gorgeous, but the ones that don't (e.g. Eclipse) show tiny icons that are almost unreadable.
I also...
How to pass variable from jade template file to a script file?
...oginName="#{login}";
This is working fine in my script. In Express, I am doing this:
exports.index = function(req, res){
res.render( 'index', { layout:false, login: req.session.login } );
};
I guess the latest jade is different?
Merc.
edit: added "." after script to prevent Jade warning.
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month name to month number and vice versa in python
...for k,v in enumerate(calendar.month_abbr)}
Before Python (2.7+) you would do
dict((v,k) for k,v in enumerate(calendar.month_abbr))
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vim “modifiable” is off
...t for
:set modifiable
will make a buffer modifiable. And
:set noma
does the opposite.
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