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How do I view the list of functions a Linux shared library is exporting?
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What you need is nm and its -D option:
$ nm -D /usr/lib/libopenal.so.1
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00012ea0 T alcSetThreadContext
000140f0 T alcSuspendContext
U atanf
U calloc
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Exported sumbols are indicated by a T. Required symbols that must be loaded from other shared objects have a U. No...
Rails: Custom text for rails form_for label
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187
The second parameter to label helper will allow you to set custom text.
<%= f.label :name,...
What's the difference of “./configure” option “--build”, “--host” and “--target”?
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110
As noted in this blog post and alluded to in the GCC Configure Terms, --target only applies wh...
Spark java.lang.OutOfMemoryError: Java heap space
My cluster: 1 master, 11 slaves, each node has 6 GB memory.
12 Answers
12
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BaseException.message deprecated in Python 2.6
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155
Solution - almost no coding needed
Just inherit your exception class from Exception and pass t...
Use Expect in a Bash script to provide a password to an SSH command
...d "my_password\r"
interact -o -nobuffer -re $prompt return
send "my_command1\r"
interact -o -nobuffer -re $prompt return
send "my_command2\r"
interact
Sample solution for bash could be:
#!/bin/bash
/usr/bin/expect -c 'expect "\n" { eval spawn ssh -oStrictHostKeyChecking=no -oCheckHostIP=no usr@$myh...
What is maximum query size for mysql?
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192
You can check your current
server setting with:
SHOW VARIABLES LIKE 'max_allowed_packet';...
JavaScript get clipboard data on paste event (Cross browser)
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151
The situation has changed since writing this answer: now that Firefox has added support in ver...
Difference between FOR and AFTER triggers?
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155
There is no difference, they do the same thing.
CREATE TRIGGER trgTable on dbo.Table FOR INS...
Is “double hashing” a password less secure than just hashing it once?
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16 Answers
16
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