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Make sure only a single instance of a program is running
...nce is running
The latest code version is available singleton.py. Please file bugs here.
You can install tend using one of the following methods:
easy_install tendo
pip install tendo
manually by getting it from http://pypi.python.org/pypi/tendo
...
Remove DEFINER clause from MySQL Dumps
...ing DEFINERs to the dump. But there are ways to remove them after the dump file is created.
Open the dump file in a text editor and replace all occurrences of DEFINER=root@localhost with an empty string ""
Edit the dump (or pipe the output) using perl:
perl -p -i.bak -e "s/DEFINER=\`\w.*\`@\`\d[0...
How does one reorder columns in a data frame?
How would one change this input (with the sequence: time, in, out, files):
11 Answers
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PHP parse/syntax errors; and how to solve them
...eads:
Parse error: syntax error, unexpected T_STRING, expecting ';' in file.php on line 217
Which lists the possible location of a syntax mistake. See the mentioned file name and line number.
A moniker such as T_STRING explains which symbol the parser/tokenizer couldn't process finally. This ...
what's the correct way to send a file from REST web service to client?
...develop REST services, but I've come across a difficult situation: sending files from my REST service to my client. So far I've gotten the hang of how to send simple data types (strings, integers, etc) but sending a file is a different matter since there are so many file formats that I don't know wh...
What does %~dp0 mean, and how does it work?
I find %~dp0 very useful, and I use it a lot to make my batch files more portable.
7 Answers
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What is the relation between BLAS, LAPACK and ATLAS
... be compilable with GNU compilers (gcc, g++ and gfortran). I have made MakeFiles which you can read to learn how you can call individual Fortran/FORTRAN routines in a C or C++ program. I have also put some installations instructions for mac and linux (sorry windows guys!). I have also made some bash...
How does TransactionScope roll back transactions?
...selves since they are the ones to perform the rollback when required (if a file deletion was executed, obviously we can't magically roll it back unless we took some precautionary measure). It also seems SQL server operations are cooperative. But are there any other cooperative object in .Net? And ho...
Getting rid of all the rounded corners in Twitter Bootstrap
...rite this later I just use !important.
If you are not compiling your less files just do:
* {
-webkit-border-radius: 0 !important;
-moz-border-radius: 0 !important;
border-radius: 0 !important;
}
In bootstrap 3 if you are compiling it you can now set radius in the variables.less ...
Good reasons NOT to use a relational database?
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Plain text files in a filesystem
Very simple to create and edit
Easy for users to manipulate with simple tools (i.e. text editors, grep etc)
Efficient storage of binary documents
XML or JSON files on disk
As above, but with a bi...