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Batch file: Find if substring is in string (not in a file)
...in it, the modified version will be identical.
Testing with the following script will show it in action:
@setlocal enableextensions enabledelayedexpansion
@echo off
set str1=%1
if not x%str1:bcd=%==x%str1% echo It contains bcd
endlocal
And the results of various runs:
c:\testarea> testprog h...
Are there any naming convention guidelines for REST APIs? [closed]
...
@hstoerr Just to be sure I was clear, most script languages use some sort of 'curly bracket variable substitution'. So {var} signifies that some variable (it's name) resides there, and so the following {value} is where the value of the {var} before it. Example: sub.do...
Python's “in” set operator
...h they are not set types, have a valuable in property during validation in scripts:
yn = input("Are you sure you want to do this? ")
if yn in "yes":
#accepts 'y' OR 'e' OR 's' OR 'ye' OR 'es' OR 'yes'
return True
return False
I hope this helps you better understand the use of in with this...
Check if a program exists from a Makefile
...
My solution involves a little helper script1 that places a flag file if all required commands exist. This comes with the advantage that the check for the required commands is only done once and not on every make invocation.
check_cmds.sh
#!/bin/bash
NEEDED_CO...
Is Redis just a cache?
...
Redis has unique abilities like ultra-fast lua-scripts. Its execution time equals to C commands execution. This also brings atomicity for sophisticated Redis data manipulation required for work many advanced objects like Locks and Semaphores.
There is a Redis based in me...
String concatenation vs. string substitution in Python
... (0.33 to 0.35)
I ran these because I do use string concatenation in my scripts, and I was wondering what the cost was. I ran them in different orders to make sure nothing was interfering, or getting better performance being first or last. On a side note, I threw in some longer string generators ...
How do I get the 'clear' command in Cygwin?
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It's nice to have the clear.exe program for bash script files, so:
Windows Cygwin detail for clear.exe program command.
Download Cygwin setupx86.exe or whatever it's call at http://cygwin.com/
Run it and download from internet. *If you have a proxy connection, you may n...
Using group by on multiple columns
...ues in a given column
COUNT(*) returns the number of rows in a table
SQL script examples about using aggregate functions:
Let's say we need to find the sale orders whose total sale is greater than $950. We combine the HAVING clause and the GROUP BY clause to accomplish this:
SELECT
orderId, S...
How to set versionName in APK filename using gradle?
...increment) value. Any way to make sure this takes affect after the gradle script increment the version number?
– Guy
Aug 30 '14 at 18:06
...
Echo newline in Bash prints literal \n
... beating their head against the wall trying to figure out why a coworker's script won't print newlines, look out for this ->
#!/bin/bash
function GET_RECORDS()
{
echo -e "starting\n the process";
}
echo $(GET_RECORDS);
As in the above, the actual running of the method may itself be wrapped...