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How to copy yanked text to VI command prompt
...ile path, the line feed will by pasted as well ... i.e.
:! touch src/bash/script.sh^M
WILL create a "funny file path" containing the "\r" if you do not remove the last ^M ...
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How to write to a JSON file in the correct format
...lled the Ubuntu package ruby-json:
apt-get install ruby-json
I wrote the script in ${HOME}/rubybin/jsonDEMO
$HOME/.bashrc included:
${HOME}/rubybin:${PATH}
(On this occasion I also typed the above on the bash command line.)
Then it worked when I entered on the command line:
jsonDemo
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How to wait for 2 seconds?
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Try this example:
exec DBMS_LOCK.sleep(5);
This is the whole script:
SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "Start Date / Time" FROM DUAL;
exec DBMS_LOCK.sleep(5);
SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "End Date / Time" FROM DUAL;
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PDO get the last ID inserted
...I have a heavily trafficked website and I insert something during my login script and use lastInsertId() to get the inserted iD, but a lot of people are logging in at the same time, am I safe on relying on lastInsertId() to get the last inserted ID from that specific instance of code executing? Or d...
Get application version name using adb
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If you want to get all package versions, try this awk script:
adb shell dumpsys package | awk '/^[ ]*Package \[.*\] (.*)/ { i = index($0, "[") + 1; pkg = substr($0, i, index($0, "]") - i); } /[ ]*versionName=/ { { print pkg "\t" substr($0, index($0, "=") + 1); pkg = ""; } }'
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Does svn have a `revert-all` command?
...e any new file not under version control. But you can easily write a shell script to do that like:
for file in `svn status|grep "^ *?"|sed -e 's/^ *? *//'`; do rm $file ; done
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Save file to specific folder with curl command
In a shell script, I want to download a file from some URL and save it to a specific folder. What is the specific CLI flag I should use to download files to a specific folder with the curl command, or how else do I get that result?
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Can I position an element fixed relative to parent? [duplicate]
...Let me provide answers to both possible questions. Note that your existing title (and original post) ask a question different than what you seek in your edit and subsequent comment.
To position an element "fixed" relative to a parent element, you want position:absolute on the child element, and a...
Display current date and time without punctuation
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A simple example in shell script
#!/bin/bash
current_date_time="`date +%Y%m%d%H%M%S`";
echo $current_date_time;
With out punctuation format :- +%Y%m%d%H%M%S
With punctuation :- +%Y-%m-%d %H:%M:%S
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Regular expression \p{L} and \p{N}
...he category "letter".
\p{N} matches any kind of numeric character in any script.
Source: regular-expressions.info
If you're going to work with regular expressions a lot, I'd suggest bookmarking that site, it's very useful.
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