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How to disable “Save workspace image?” prompt in R?
...my Rprofile.site file (running R 2.15.1 on Windows 7), I get the following error: "Error in bindingIsLocked(name, as.environment(find(name))) : could not find function 'find'"
– John D. Cook
Jul 2 '12 at 13:41
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How to count objects in PowerShell?
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edited Jul 17 '12 at 16:05
answered Jul 17 '12 at 15:54
j...
Fastest way to tell if two files have the same contents in Unix/Linux?
I have a shell script in which I need to check whether two files contain the same data or not. I do this a for a lot of files, and in my script the diff command seems to be the performance bottleneck.
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Why should I use Hamcrest-Matcher and assertThat() instead of traditional assertXXX()-Methods
...e of those is easier to read, but once the assert fails, you'll get a good error message from assertThat, but only a very minimal amount of information from assertTrue.
assertThat will tell you what the assertion was and what you got instead. assertTrue will only tell you that you got false where y...
Decreasing for loops in Python impossible?
... range(5,-1,-1). Although he could probably figure that out from trial and error.
– kojiro
Aug 26 '13 at 1:20
add a comment
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(How) can I count the items in an enum?
...efined right after the enum declaration, an approach that is slightly more error prone.
– Darryl
Jan 20 '10 at 16:00
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What does “WARN Could not determine content-length of response body.” mean and how to I get rid of i
...me.
204_304_keep_alive.patch
Just edit the file httpresponse.rb at line 205 as shown at the link above; in fact the link shows a correction made to a future release of Ruby.
I'm using rails 3.2.0 on ruby 1.9.3-p0 installed through RVM as a single user. So the location in my case is:
~/.rvm/rubi...
jQuery AJAX cross domain
... with json (in this case an array)
alert("Success");
},
error:function(){
alert("Error");
}
});
PHP:
<?php
$arr = array("element1","element2",array("element31","element32"));
$arr['name'] = "response";
echo $_GET['callback']."(".json_encode($arr).");";
?&...
How to search a Git repository by commit message?
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@JensSchauder If you run into an error with git grep 'search' $(git rev-list --all), try git rev-list --all | xargs git grep 'search'
– afilina
Sep 23 '19 at 14:15
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What is simplest way to read a file into String? [duplicate]
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205
From Java 7 (API Description) onwards you can do:
new String(Files.readAllBytes(Paths.get(file...