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Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
...to solve the issue? If I get a record, and then delete it; but if system already deletes it before I delete, another, my application will throw the exception.
– Stony
Jul 1 '14 at 6:38
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mysql_config not found when installing mysqldb python interface
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Reading package lists...Done Building dependency tree Reading state information...Done Note, selecting libmysqlclient15-dev instead of libmysqlclient-dev Some packages could not be installed. This may mean that you hav...
Can a local variable's memory be accessed outside its scope?
...s think about the stack. In many operating systems you get one stack per thread and the stack is allocated to be a certain fixed size. When you call a method, stuff is pushed onto the stack. If you then pass a pointer to the stack back out of your method, as the original poster does here, that's jus...
How to replace a string in multiple files in linux command line
...ord/new-word/g' @
Command breakdown
grep -r: --recursive, recursively read all files under each directory.
grep -l: --print-with-matches, prints the name of each file that has a match, instead of printing matching lines.
grep -i: --ignore-case.
xargs: transform the STDIN to arguments, follow...
List goals/targets in GNU make that contain variables in their definition
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Good news is cmake seems to generates a nice easy to read "help" target.
– Stéphane
Sep 12 '14 at 0:15
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How to make a valid Windows filename from an arbitrary string?
... any possible performance improvements there. I have kept the original for readability purposes as performance is not my biggest concern. But if anyone is interested, might be worth benchmarking
– chrispepper1989
Mar 24 '15 at 10:53
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Java JTable setting Column Width
...last column instead of setPreferredWidth(400)?
In the JavaDoc for JTable, read the docs for doLayout() very carefully. Here are some choice bits:
When the method is called as a result of the resizing of an enclosing window, the
resizingColumn is null. This means that resizing has taken place...
I ran into a merge conflict. How can I abort the merge?
...ocal and remote versions of the file in the index. (This is where they are read from for use in a 3-way diff tool by git mergetool.) You can use git show to view them.
# common base:
git show :1:_widget.html.erb
# 'ours'
git show :2:_widget.html.erb
# 'theirs'
git show :3:_widget.html.erb
The s...
Open Source Alternatives to Reflector? [closed]
...r experience is more like MSVS than a standalone disassembler. I like code reading more than in Reflector. Ctrl+T navigation suits me better too. Just synchronizing the tree with the code pane could be better.
All in all, it is still in development but very well usable already.
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Why is it bad practice to call System.gc()?
...ng this, you shouldn't"
EDIT to address a few concerns from the other thread:
After reading the thread you linked, there's a few more things I'd like to point out.
First, someone suggested that calling gc() may return memory to the system. That's certainly not necessarily true - the Java heap i...