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Transaction isolation levels relation with locks on table
...(yes, two tables can be logically but not physically related in real-world apps =\).
READ COMMITTED - lock on committed data. You can read the data that was only committed. This means A writes data and B can't read the data saved by A until A executes a commit. The problem here is that C can update ...
phpmyadmin logs out after 1440 secs
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open config.inc.php in the root phpMyAdmin directory .
wamp folder: wamp\apps\phpmyadmin{version}\config.inc.php
ubuntu: /etc/phpmyadmin
add this line
$cfg['LoginCookieValidity'] = <your_timeout>;
Example
$cfg['LoginCookieValidity'] = '144000';
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How to check if a specified key exists in a given S3 bucket using Java
...bject is missing. So you can catch that exception and deal with it in your app.
But in order for this to work, you will need to have ListBucket access for the user on that bucket. Just GetObject access will not work. The reason being, Amazon will prevent you from checking for the presence of the k...
Create MSI or setup project with Visual Studio 2012
I create a small application and I would like to create one MSI file.
8 Answers
8
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How can I clear scrollback buffer in Tmux?
FYI, I am using Tmux through the Mac OS X Terminal app.
13 Answers
13
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Difference between java.util.Random and java.security.SecureRandom
... it, so had to set a system property java.security.egd to the right one at app startup.
– maxpolk
Jun 11 '15 at 21:04
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On showing dialog i get “Can not perform this action after onSaveInstanceState”
... Log.d("ABSDIALOGFRAG", "Exception", e);
}
}
}
Note that applying this method will not alter the internal fields of the DialogFragment.class:
boolean mDismissed;
boolean mShownByMe;
This may lead to unexpected results in some cases. Better use commitAllowingStateLoss() instead o...
Escape a string for a sed replace pattern
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Because this applies only to substitute, this should be saying: The s command (as in substitute) of sed allows you to use other characters instead of / as a separator. Also, this would be an answer to how to use sed on URL with slash char...
Proper way to declare custom exceptions in modern Python?
...ture" - is this still intended for deprecation? Python 3.7 still seems to happily accept Exception(foo, bar, qux).
– mtraceur
Apr 20 '18 at 22:36
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Force IE compatibility mode off using tags
...plorer supported a higher compatibility mode, pages set to Edge mode would appear in the highest mode supported by that version; however, those same pages would still appear in IE8 mode when viewed with Internet Explorer 8.
However, "edge" mode is not encouraged in production use:
It is recom...