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What's the (hidden) cost of Scala's lazy val?
One handy feature of Scala is lazy val , where the evaluation of a val is delayed until it's necessary (at first access).
...
Do C# Timers elapse on a separate thread?
...the synchronizing object. Usually these ISynchronizeInvoke instances are none other than plain old Control and Form instances that we are all familiar with. So in that case the Elapsed event is invoked on the UI thread and it behaves similar to the System.Windows.Forms.Timer. Otherwise, it really...
Static function variables in Swift
... edited Nov 8 '16 at 20:51
Honey
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answered Aug 18 '14 at 0:28
...
HintPath vs ReferencePath in Visual Studio
...ferencePath, it will prefer the ReferencePath'd assembly to the HintPath'd one.
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Applicatives compose, monads don't
What does the above statement mean? And when is one preferable to other?
5 Answers
5
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urllib2.HTTPError: HTTP Error 403: Forbidden
...pt-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.3',
'Accept-Encoding': 'none',
'Accept-Language': 'en-US,en;q=0.8',
'Connection': 'keep-alive'}
req = urllib2.Request(site, headers=hdr)
try:
page = urllib2.urlopen(req)
except urllib2.HTTPError, e:
print e.fp.read()
content ...
git remove merge commit from history
...ged> this will allow you to remove the merge commit and the log will be one single line as you wanted. You can also delete any commits that you do not want any more. The reason that your rebase wasn't working was that you weren't going back far enough.
WARNING:
You are rewriting history doing...
Difference between except: and except Exception as e: in Python
...
only accepts exceptions that you're meant to catch.
Here's an example of one that you're not meant to catch:
>>> try:
... input()
... except:
... pass
...
>>> try:
... input()
... except Exception as e:
... pass
...
Traceback (most recent call last):
File "&l...
Drawing a line/path on Google Maps
... you for your help. At last I could draw a line on the map.
This is how I done it:
/** Called when the activity is first created. */
private List<Overlay> mapOverlays;
private Projection projection;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstan...
AI2 SideBar Extension
...a number of implementations, but I haven't found a sufficiently extensive one and developed one myself. Almost all properties are adjustable. If something is missing, write to me: E-Mail to Ulli. Version history Version Adjustments 1.0 (2021-01-28) Initial version 1.1 (2021-...