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Rails 3 check if attribute changed
... Sure it does. If you assign the values using the params hash, these have come from the form.
– Peter Brown
Jan 29 '13 at 20:27
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How to write Unicode characters to the console?
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How can I pad an integer with zeros on the left?
...r 1.4 and lower DecimalFormat is an alternative as shown here javadevnotes.com/java-integer-to-string-with-leading-zeros
– JavaDev
Mar 5 '15 at 3:38
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Jquery selector input[type=text]')
...ally jQuery will convert the above to find() equivalent
http://api.jquery.com/jQuery/
Internally, selector context is implemented with the .find() method,
so $('span', this) is equivalent to $(this).find('span').
I personally find the first alternative to be the most readable :), your take ...
Is it possible to use getters/setters in interface definition?
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If threads share the same PID, how can they be identified?
...ng sys_getpid(void) { return current->tgid;}, as shown in www.makelinux.com/
– Duke
Jan 15 '14 at 1:13
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Export from sqlite to csv using shell script
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edited Jun 20 at 9:12
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111 silver badge
answered Apr 25 '11 at 8:54
tzottzot
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Step out of current function with GDB
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You can use the finish command.
finish: Continue running until just after function in the selected stack frame returns. Print the returned value (if any). This command can be abbreviated as fin.
(see https://sourceware.org/gdb/current/onlined...
Can I control the location of .NET user settings to avoid losing settings on application upgrade?
...software and they have different 'upgrade' codes, then to windows they are completely different pieces of software regardless of what the name is. However if the 'upgrade' code is the same, but the 'product' code is different then when you try to install the 2nd msi it will ask you if you want to u...
How to clone a case class instance and change just one field in Scala?
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case classcomes with a copy method that is dedicated exactly to this usage:
val newPersona = existingPersona.copy(sentMessages =
existingPersona.sentMessages + newMessage)
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