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Sprintf equivalent in Java
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There is a third solution consisting of just adding the char to ret one by one (char are numbers that add to each other!) such as in:
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ret += HexChars.charAt((int) ((v >> 12) & 0x0f)));
ret += HexChars.charAt((int) ((v >> 8) & 0x0f)));
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...but that'd be really ugly....
Is it possible to roll back CREATE TABLE and ALTER TABLE statements in major SQL databases?
...o; DDL causes an implicit commit
Oracle Database 11g Release 2 and above - by default, no, but an alternative called edition-based redefinition exists
Older versions of Oracle - no; DDL causes an implicit commit
SQL Server - yes
Sybase Adaptive Server - yes
DB2 - yes
Informix - yes
Firebird (Interba...
clear javascript console in Google Chrome
...way to programmatically do it, as it could be misused. (console is cleared by some web page, end user can't access error information)
one possible workaround:
in the console type window.clear = clear, then you'll be able to use clear in any script on your page.
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Get the current script file name
..._NAME'] for the currently running top-level script (that which was invoked by the web server or directly on the command line)
– Drew Stephens
Apr 28 '11 at 17:34
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How to flip UIImage horizontally?
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A very simple way you can achieve this is by creating a UIImageView instead of a UIImage and do the transform on UIImageView.
yourImageView.image =[UIImage imageNamed:@"whatever.png"];
yourImageView.transform = CGAffineTransform(scaleX: -1, y: 1); //Flipped
Hope t...
How can I create an error 404 in PHP?
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You could configure Apache to use the same page for its own 404 messages, by putting this in httpd.conf:
ErrorDocument 404 /notFound.php
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Removing index column in pandas when reading a csv
...it is an "id" for example.
In this case the index column will be replaced by one of the columns you have chosen.
df.set_index('id', inplace=True)
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Protect .NET code from reverse engineering?
... your hard work with your complex license code can be undone with a single byte patch.
You just need to accept that there is a very real chance people are going to pirate your software. There are some people who are never going to pay for your application no matter what and these are the people you...
Tools to generate database tables diagram with Postgresql? [closed]
....sqlpower.ca/page/architect through the Postgres Community Guide mentioned by Frank Heikens. It can easily generate a diagram, and then lets you adjust the connectors!
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How to align an image dead center with bootstrap
...s missing. this doesn't work for me on v3.3.7
– tarabyte
Jan 9 '18 at 1:02
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