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How to determine whether an object has a given property in JavaScript
...e, testing for x should be a separate case on it's own. Also yields better error reporting.
– b01
Aug 18 '11 at 14:44
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How to redirect the output of the time command to a file in Linux?
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If you care about the command's error output you can separate them like this while still using the built-in time command.
{ time your_command 2> command.err ; } 2> time.log
or
{ time your_command 2>1 ; } 2> time.log
As you see the command'...
How to redirect output of an already running process [duplicate]
...iller/reredirect/).
The command bellow redirects the outputs (standard and error) of the process PID to FILE:
reredirect -m FILE PID
The README of reredirect also explains other interesting features: how to restore the original state of the process, how to redirect to another command or to redirect...
Adding local .aar files to Gradle build using “flatDirs” is not working
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I am getting error: Error:(25, 0) Required keys [path] are missing from map {name=mylibrary-debug}. if I use compile project(name:'mylibrary-debug').. What am I missing?
– MysticMagicϡ
Feb 12 '15 at...
INSERT with SELECT
...e, location, '$this->gid' FROM courses WHERE cid = $cid -- I get the error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'name, location, gid SELECT name, location, '22' FROM courses WHERE cid = 23' a...
requestFeature() must be called before adding content
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Well, just do what the error message tells you.
Don't call setContentView() before requestFeature().
Note:
As said in comments, for both ActionBarSherlock and AppCompat library, it's necessary to call requestFeature() before super.onCreate()
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Switch statement: must default be the last case?
...se 0:
// here goes the timeout case
break;
case -1:
// some error occurred, you have to check errno
}
The point is that the above code is more readable and efficient than cascaded if. You could put default at the end, but it is pointless as it will focus your attention on error case...
“Insufficient Storage Available” even there is lot of free space in device memory
...e rhlee's answer for how to do the same thing if you get the "invalid MMI" error when you try this on a rooted, modded phone.
– ChrisC
Nov 14 '13 at 1:52
3
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How to configure Ruby on Rails with no database?
...rage.service = :local # For Rails >= 5.2
config.active_record.migration_error = :page_load
config.active_record.verbose_query_logs = true
# config/environments/test.rb
config.active_storage.service = :test # For Rails >= 5.2
# config/environments/production.rb
config.active_storage.service =...
How to cherry pick a range of commits and merge into another branch?
...This assumes that B is not a root commit; you'll get an "unknown revision" error otherwise.
Note: as of Git 2.9.x/2.10 (Q3 2016), you can cherry-pick a range of commit directly on an orphan branch (empty head): see "How to make existing branch an orphan in git".
Original answer (January 2010)
A re...