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How is “int main(){(([](){})());}” valid C++?
...tart from the beginning: [](){} is an empty lambda expression.
Then, in C and C++, you can wrap expressions in parens and they behave exactly the same† as if written without them, so that's what the first pair of parens around the lambda does. We're now at ([](){}).
Then, () after the first wrap...
How to specify Composer install path?
... is there a way to specify the vendor dir for some specific package only, and leave the others as default?
– mr1031011
Dec 24 '12 at 9:08
1
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How can I capture the result of var_dump to a string?
...Inwdr I've only ever used var_dump as a convenience feature for debugging, and have certainly never left var_dump statements in production code. I imagine this is typical. In those circumstances, performance is unlikely to be at all relevant.
– Mark Amery
Feb 2...
Programmatically open new pages on Tabs
... Firefox tip, now I have updated my TargetKiller addon to remove "_newtab" and "newtab". :P
– thenonhacker
Jan 9 '09 at 9:38
1
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How do I get rid of this unwanted bar from Eclipse?
...ar right. It looks like a little C with a green circle, a black triangle, and some small blue thing in the back. Find that button on your eclipse toolbar and click it to show/hide breadcrumbs.
If you don't see it, let me know, and I can try to figure out which toolbar it is a part of.
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Put buttons at bottom of screen with LinearLayout?
...ayout_height="match_parent"
Your inside LinearLayout has layout_weight="1" and layout_height="0dp"
Your TextView has layout_weight="0"
You've set the gravity properly on your inner LinearLayout: android:gravity="center|bottom"
Notice that fill_parent does not mean "take up all available space". Ho...
Why does Git tell me “No such remote 'origin'” when I try to push to origin?
... any file
You write that you ran
git init
git commit -m "first commit"
and that, at that stage, you got
nothing added to commit but untracked files present (use "git add" to track).
Git is telling you that you never told it to start tracking any files in the first place, and it has nothing to...
PostgreSQL - how to quickly drop a user with existing privileges
I'm trying to make restricted DB users for the app I'm working on, and I want to drop the Postgres database user I'm using for experimenting. Is there any way to drop the user without having to revoke all his rights manually first, or revoke all the grants a user has?
...
How do I preserve line breaks when using jsoup to convert html to plain text?
...nt.OutputSettings().prettyPrint(false));//makes html() preserve linebreaks and spacing
document.select("br").append("\\n");
document.select("p").prepend("\\n\\n");
String s = document.html().replaceAll("\\\\n", "\n");
return Jsoup.clean(s, "", Whitelist.none(), new Document.OutputSet...
Postgres: “ERROR: cached plan must not change result type”
...SQL 8.3.7 server to my application.
Does anyone know what this error means and what I can do about it?
3 Answers
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