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Xcode 4: How do you view the console?
I can't seem to find a way to have the console run (to show NSLog comments) in XCode 4. The normal method for the previous version of XCode does not work. Does anyone have an idea of how to accomplish this?
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get just the integer from wc in bash
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You can use the cut command to get just the first word of wc's output (which is the line or word count):
lines=`wc -l $f | cut -f1 -d' '`
words=`wc -w $f | cut -f1 -d' '`
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PHP calculate age
... formats are disambiguated by looking at the separator between the various components: if the separator is a slash (/), then the American m/d/y is assumed; whereas if the separator is a dash (-) or a dot (.), then the European d-m-y format is assumed. php.net/manual/en/function.strtotime.php
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How do I list all the columns in a table?
... Editing, since DESCRIBE is not an Oracle PLSQL instruction but a SQL*Plus command, and as such it doesn't work in most SQL IDEs.
– walen
Dec 13 '18 at 14:29
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Syntax highlighting code with Javascript [closed]
What Javascript libraries can you recommend for syntax highlighting blocks in HTML?
13 Answers
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Extracting .jar file with command line
I am trying to extract the files from a .jar file. How do I do that using command line?
8 Answers
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#define macro for debug printing in C?
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If you use a C99 or later compiler
#define debug_print(fmt, ...) \
do { if (DEBUG) fprintf(stderr, fmt, __VA_ARGS__); } while (0)
It assumes you are using C99 (the variable argument list notation is not supported in earlier versions). ...
Find the IP address of the client in an SSH session
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@cwd i want to replace the ip in this command "iptables -A INPUT -s 93.203.118.251 -p tcp --destination-port 443 -j DROP" is that possible?
– wutzebaer
Aug 5 '15 at 13:00
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How can I combine two commits into one commit? [duplicate]
I have a branch 'firstproject' with 2 commits. I want to get rid of these commits and make them appear as a single commit.
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bootstrap button shows blue outline when clicked
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