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SQL error “ORA-01722: invalid number”
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Well it also can be :
SELECT t.col1, t.col2, ('test' + t.col3) as test_col3
FROM table t;
where for concatenation in oracle is used the operator || not +.
In this case you get : ORA-01722: invalid number ...
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Git-Based Source Control in the Enterprise: Suggested Tools and Practices?
...work:
committing incomplete changes, that
may not even compile or pass tests, to
your local repository. Again you could
do this on a developer branch in
Subversion, but the fact that such
branches are in the shared space makes
people less likely to do so.
DVCS enables flexible workfl...
Run a Docker image as a container
...you didn't specify tag_name it will automatically run an image with the 'latest' tag.
Instead of image_name, you can also specify an image ID (no tag_name).
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Access to the path is denied
...en adds extra checks to generate better messages, but this is an expensive test on a network. Perf is a feature too.
You need to use a name like 'C:\inetpub\wwwroot\mysite\images\savehere\mumble.jpg'. Consider Path.Combine() to reliably generate the path name.
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Is quitting an application frowned upon?
...ey don't want me to make such major changes to their engine, since I can't test the changes on iOS. AND it's simply wrong: There's nothing "bad" about using Singleton patterns for appropriate objects. Android is just broken WRT NDK apps.
– SomeCallMeTim
Oct 30 ...
Prevent user from seeing previously visited secured page after logout
...resence of the logged-in user.
Don't forget to clear browser cache before testing! ;)
See also:
Authentication filter and servlet for login
How to control web page caching, across all browsers?
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access denied for load data infile in MySQL
...cribed by Yamir in his post I couldn't make it work.
The file was in /tmp/test.csv with 777 permissions. The MySQL user had file permissions, LOCAL option was not allowed by my MySQL version, so I was stuck.
Finally I was able to solve the problem by running:
sudo chown mysql:mysql /tmp/test.csv
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How to change position of Toast in Android?
...orizontal, bottom vertical. this effect does not happen on any of my older test devices. I display each message twice in row since any screen taps kill the first toast right away.,
– Androidcoder
Mar 19 '16 at 20:43
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Changing the browser zoom level
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You can use the CSS3 zoom function, but I have not tested it yet with jQuery. Will try now and let you know.
UPDATE: tested it, works but it's fun
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How do I round to the nearest 0.5?
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There are several options. If performance is a concern, test them to see which works fastest in a large loop.
double Adjust(double input)
{
double whole = Math.Truncate(input);
double remainder = input - whole;
if (remainder < 0.3)
{
remainder = 0;
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