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Copy/duplicate database without using mysqldump
...ATE TABLE x LIKE y;
(See the MySQL CREATE TABLE Docs)
You could write a script that takes the output from SHOW TABLES from one database and copies the schema to another. You should be able to reference schema+table names like:
CREATE TABLE x LIKE other_db.y;
As far as the data goes, you can al...
Associative arrays in Shell scripts
We required a script that simulates Associative arrays or Map like data structure for Shell Scripting, any body?
17 Answers...
How to run multiple Python versions on Windows
...l it as it comes with Python already) and either add shebang lines to your scripts;
#! c:\[path to Python 2.5]\python.exe - for scripts you want to be run with Python 2.5
#! c:\[path to Python 2.6]\python.exe - for scripts you want to be run with Python 2.6
or instead of running python command ru...
Compiling Java 7 code via Maven
...
Check the mvn script in your maven installation to see how it's building the command. Perhaps you or someone else has hard-coded a JAVA_HOME in there and forgotten about it.
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importing pyspark in python shell
...efault, thus an import pyspark will fail at command line or in an executed script. You have to either a. run pyspark through spark-submit as intended or b. add $SPARK_HOME/python to $PYTHONPATH.
– kingledion
Oct 10 '19 at 16:10
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RVM is not a function, selecting rubies with 'rvm use …' will not work
...f course you will need the following in your ~/.profile [[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm"
– nadersoliman
Sep 3 '14 at 4:30
3
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Closing Hg Branches
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I wrote a simple script that completes the branch close, commands found at PruningDeadBranches.
## Script ##
#!/bin/bash
#script to close the not required branch in mercurial
hg up -C $1
if [ $? -eq 0 ]; then
echo "$1 is up"
else
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Why is “throws Exception” necessary when calling a function?
... cases, our program doesn't need to exit, instead it can take actions like alerting the user, or go into a fallback mechanism(like offline working when network not available), etc.
Unchecked Exceptions: They again can be divided into two: Errors and RuntimeExceptions. One reason for them to be unch...
How to install both Python 2.x and Python 3.x in Windows
...ble (to default on double click):
Name: PY_PYTHON
Value: 3
To launch a script in a particular interpreter, add the following shebang (beginning of script):
#! python2
To execute a script using a specific interpreter, use the following prompt command:
> py -2 MyScript.py
To launch a spec...
Case insensitive comparison of strings in shell script
The == operator is used to compare two strings in shell script. However, I want to compare two strings ignoring case, how can it be done? Is there any standard command for this?
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