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In Windows Azure: What are web role, worker role and VM role?
...pplication in Windows Azure, so I created a web role. I actually want to know what these roles are for. What is their significance coding wise or storage wise?
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Haskell function composition (.) and function application ($) idioms: correct use
... tend to want to think of f.g.h as a new clever creation rather f(g(h())). Now they're calling a new, albeit anonymous, function which they created rather than just chaining a big dictionary of prefabbed function calls like a PHP user.
– Evan Carroll
Jun 22 '10...
How to automatically crop and center an image
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I've been told that nowdays Google knows about transparent and hidden images, so img's alt ant title attributes will be lost for your SEO.
– Victor Sergienko
Apr 10 '14 at 16:43
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How to debug a bash script? [closed]
... its wrong, installs bashdb, etc. (Answer has been edited with this info now)
– Stabledog
Feb 26 '14 at 15:14
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How can I install an older version of a package via NuGet?
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This should now be the accepted answer as its the best solution with minimal effort.
– Peter
Oct 24 '14 at 7:53
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Convert dmesg timestamp to custom date format
...:
dmesg_with_human_timestamps () {
FORMAT="%a %b %d %H:%M:%S %Y"
now=$(date +%s)
cputime_line=$(grep -m1 "\.clock" /proc/sched_debug)
if [[ $cputime_line =~ [^0-9]*([0-9]*).* ]]; then
cputime=$((BASH_REMATCH[1] / 1000))
fi
dmesg | while IFS= read -r line; do
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What is the logic behind the “using” keyword in C++?
...the using keyword can bring member functions into scope. In C++11, you can now do this for constructors (another Bjarne Stroustrup example):
class Derived : public Base {
public:
using Base::f; // lift Base's f into Derived's scope -- works in C++98
void f(char); // provide a new f ...
jQuery callback for multiple ajax calls
...the following will work or if you need to have your ajax calls fired at unknown times as shown here with two buttons: fired after both buttons are clicked
[usage]
for single callback once complete: Working Example
// initialize here
var requestCallback = new MyRequestsCompleted({
numRequest: ...
CSS div element - how to show horizontal scroll bars only?
...hey'd always done it that way, but is rather an inconvenience for everyone now.)
On the other hand it's entirely possible IE8 will have fixed the bug anyway.
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Programmatically open new pages on Tabs
... a hint on what is going to happen before they click on the link.
Let me know if it works on other browser too (I don't have a chance to try it on other browser than Firefox at the moment).
Edit: added reference for ie7
Maybe this link can be useful
http://social.msdn.microsoft.com/forums/en-US/ie...