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Error handling in C code
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answered Dec 22 '08 at 11:01
Nils PipenbrinckNils Pipenbrinck
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How to make “if not true condition”?
...count) option to grep and then do if ! [ $(grep -c "sysa" /etc/passwd) -eq 0 ] ; then which works but is rather old school.
BUT, you could use the newest shell features (arithmetic evaluation) like
if ! (( $(grep -c "sysa" /etc/passwd) == 0 )) ; then ...`
which also gives you the benefit of usin...
How to determine if binary tree is balanced?
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RBT
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answered Feb 1 '10 at 16:33
Eric LippertEric ...
send mail from linux terminal in one line [closed]
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answered Dec 2 '13 at 0:02
PSkocikPSkocik
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How can I prevent the scrollbar overlaying content in IE10?
In IE10, the scrollbar is not always there... and when it appears it comes on as an overlay... It's a cool feature but I would like to turn it off for my specific website as it is a full screen application and my logos and menus are lost behind it.
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CRON job to run on the last day of the month
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Possibly the easiest way is to simply do three separate jobs:
55 23 30 4,6,9,11 * myjob.sh
55 23 31 1,3,5,7,8,10,12 * myjob.sh
55 23 28 2 * myjob.sh
That will run on the 28th of February though, even on leap years so, if that's a problem, you'll need to find another way....
How to intercept touches events on a MKMapView or UIWebView objects?
...cardGestureRecognizer.h
//
// WildcardGestureRecognizer.h
// Copyright 2010 Floatopian LLC. All rights reserved.
//
#import <Foundation/Foundation.h>
typedef void (^TouchesEventBlock)(NSSet * touches, UIEvent * event);
@interface WildcardGestureRecognizer : UIGestureRecognizer {
Touc...
Using Sinatra for larger projects via multiple files
...ere is a basic template for Sinatra apps that I use. (My larger apps have 200+ files broken out like this, not counting vendor'd gems, covering 75-100 explicit routes. Some of these routes are Regexp routes covering an additional 50+ route patterns.) When using Thin, you run an app like this using:
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How to test if a double is an integer
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maxhudmaxhud
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Calling a method every x minutes
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answered Oct 22 '12 at 20:39
asawyerasawyer
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