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What is your single most favorite command-line trick using Bash? [closed]
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votes
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get all keys set in memcached
...11211
Next, list the items to get the slab ids:
stats items
STAT items:3:number 1
STAT items:3:age 498
STAT items:22:number 1
STAT items:22:age 498
END
The first number after ‘items’ is the slab id. Request a cache dump for each slab id, with a limit for the max number of keys to dump:
s...
The way to check a HDFS directory's size?
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Prior to 0.20.203, and officially deprecated in 2.6.0:
hadoop fs -dus [directory]
Since 0.20.203 (dead link) 1.0.4 and still compatible through 2.6.0:
hdfs dfs -du [-s] [-h] URI [URI …]
You can also run hadoop fs -help for more info ...
Convert a character digit to the corresponding integer in C
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153
As per other replies, this is fine:
char c = '5';
int x = c - '0';
Also, for error checking, ...
Why does this Java code compile?
...lso different.
Fields
Field initializers in Java are governed by JLS §8.3.2, Initialization of Fields.
The scope of a field is defined in JLS §6.3, Scope of a Declaration.
Relevant rules are:
The scope of a declaration of a member m declared in or inherited by a class type C (§8.1.6) is the...
Seedable JavaScript random number generator
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answered Feb 3 '10 at 14:18
David BauDavid Bau
2,65122 gold badges1515 silver badges1111 bronze badges
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textarea's rows, and cols attribute in CSS
...xtareas</title>
<style>
.comments { width: 300px; height: 75px }
</style>
</head>
<body>
<textarea class="comments"></textarea>
</body>
</html>
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How to draw border around a UILabel?
...yer.borderColor = [UIColor greenColor].CGColor
myLabel.layer.borderWidth = 3.0
Swift 5:
myLabel.layer.borderColor = UIColor.darkGray.cgColor
myLabel.layer.borderWidth = 3.0
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Javascript Equivalent to PHP Explode()
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613
This is a direct conversion from your PHP code:
//Loading the variable
var mystr = '0000000020C...
“unadd” a file to svn before commit
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Julien LebosquainJulien Lebosquain
37.9k88 gold badges9797 silver badges108108 bronze badges
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