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How can I count the number of matches for a regex?
....find())
count++;
Btw, matcher.groupCount() is something completely different.
Complete example:
import java.util.regex.*;
class Test {
public static void main(String[] args) {
String hello = "HelloxxxHelloxxxHello";
Pattern pattern = Pattern.compile("Hello");
Ma...
HTTP vs HTTPS performance
Are there any major differences in performance between http and https? I seem to recall reading that HTTPS can be a fifth as fast as HTTP. Is this valid with the current generation webservers/browsers? If so, are there any whitepapers to support it?
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How do I access the ModelState from within my View (aspx page)?
... Also worthy to note that you can just do ViewData.ModelState and if you want to display some conditional markup on errors you can do like this: @if (!ViewData.ModelState.IsValid)
– The Muffin Man
Sep 15 '13 at 2:16
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How to display full (non-truncated) dataframe information in html when converting from pandas datafr
...ormation is truncated to 50 characters. Anything in excess is ellipsized:
If you set the display.max_colwidth option, the information will be displayed fully:
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When would you call java's thread.run() instead of thread.start()?
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Just revisiting ... if never, why is the method public?
– blank
Feb 27 '11 at 8:29
4
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Visual Studio 2010 - recommended extensions [closed]
...t are your recommended extensions for Visual Studio 2010?
(Please indicate if its free or not And also its purpose / function too)
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What difference does .AsNoTracking() make?
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The difference is that in the first case the retrieved user is not tracked by the context so when you are going to save the user back to database you must attach it and set correctly state of the user so that EF knows that it shou...
postgres: upgrade a user to be a superuser?
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and how can i detect if myuser is currently superuser?
– masterweily
May 10 '13 at 8:18
20
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What is the rationale behind having companion objects in Scala?
...ace to store static factory methods (not that DP) for accompanied classes. If you name those overloaded factory methods apply(/.../) you will be able to create/initialize you class
without 'new' (not really that important)
with different possible sets of parameters (compare to what Bloch writes i...
How to split a delimited string into an array in awk?
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@Mohamed Saligh, if you're on Solaris, you need to use /usr/xpg4/bin/awk, given the string length.
– Dimitre Radoulov
Nov 4 '11 at 13:54
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