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How to avoid mysql 'Deadlock found when trying to get lock; try restarting transaction'
...ion was already holding a SHARED lock, it was causing deadlock.
Refer to: https://blog.tekenlight.com/2019/02/21/database-deadlock-mysql.html
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f...
Get file version in PowerShell
...ersionInfo]::GetVersionInfo($_).FileVersion }
Or even nicer as a script: https://jtruher3.wordpress.com/2006/05/14/powershell-and-file-version-information/
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...
Get file size, image width and height before upload
...};
fr.readAsDataURL(this.files[0]);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<input type="file" accept="image/*" capture="camera">
<div id='result'>Please choose a file to view it. <br/>(Tested suc...
How can I find WPF controls by name or type?
...l sub-trees also. See Josh Smith's post linked in the blog post.
Source:
https://code.google.com/p/gishu-util/source/browse/#git%2FWPF%2FUtilities
Explanatory blog post :
http://madcoderspeak.blogspot.com/2010/04/wpf-find-child-control-of-specific-type.html
...
How to prevent ifelse() from turning Date objects into numeric objects
...d on user selection of which attributes to preserve. The request is here: https://bugs.r-project.org/bugzilla/show_bug.cgi?id=16609 - It has already been flagged as "WONTFIX" on the grounds that it has always been the way it is now, but I have provided a follow-up argument on why a simple addition ...
UITableView set to static cells. Is it possible to hide some of the cells programmatically?
...
You are looking for this solution :
StaticDataTableViewController 2.0
https://github.com/xelvenone/StaticDataTableViewController
which can show/hide/reload any static cell(s) with or without animation!
[self cell:self.outletToMyStaticCell1 setHidden:hide];
[self cell:self.outletToMyStaticCel...
What's the Point of Multiple Redis Databases?
...hinks it's a bad idea to use multiple DBs in Redis. See his comment here:
https://groups.google.com/d/topic/redis-db/vS5wX8X4Cjg/discussion
I understand how this can be useful, but unfortunately I consider
Redis multiple database errors my worst decision in Redis design at
all... without ...
Secure hash and salt for PHP passwords
...s as suggested in first answer.
More explanation is available at- http://www.pivotalsecurity.com/blog/password-hashing-salt-should-it-be-random/
Recently I had a discussion whether password hashes salted with random
bits are more secure than the one salted with guessable or known
salts. Le...
Exposing database IDs - security risk?
... a business I'd highly suggest keeping your private ids out of public eye. https://medium.com/lightrail/prevent-business-intelligence-leaks-by-using-uuids-instead-of-database-ids-on-urls-and-in-apis-17f15669fd2e
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Get query from java.sql.PreparedStatement [duplicate]
... logger is:
com.mysql.jdbc.log.StandardLogger
Mysql jdbc property list: https://dev.mysql.com/doc/connector-j/en/connector-j-reference-configuration-properties.html
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