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Running a command in a Grunt Task
I'm using Grunt (task-based command line build tool for JavaScript projects) in my project. I've created a custom tag and I am wondering if it is possible to run a command into it.
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Git, see a list of comments of my last N commits
...g. git log -5. If you're limiting the number of commits to output within a script, you should be kind to others and use the long option, e.g. git log --max-count=5.
– Dennis
Apr 3 '14 at 18:21
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Redis cache vs using memory directly
..., various item eviction policies, blocking queues, pub/sub, atomicity, Lua scripting, etc ...
Redis can replicate its activity with a master/slave mechanism in order to implement high-availability.
Basically, if you need your application to scale on several nodes sharing the same data, then someth...
How to update Python?
... be unzipped into a fresh directory and then App\lib\site-packages and App\Scripts could be copied to the new installation, but if this didn't work then reinstalling all packages might have been necessary. Use pip list to see what packages were installed and their versions. Some were installed by Po...
Getting pids from ps -ef |grep keyword
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Had to use the [k] trick on pgrep -f. My script was running in a subshell so I think it was picking up its parent command (hard to know for sure - the pid it returned was gone when the command was done executing!)
– ArtOfWarfare
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What does @: (at symbol colon) mean in a Makefile?
...conditions come up false and nothing gets done.
For example (from Linux's scripts/Makefile.clean):
__clean: $(subdir-ymn)
ifneq ($(strip $(__clean-files)),)
+$(call cmd,clean)
endif
ifneq ($(strip $(__clean-dirs)),)
+$(call cmd,cleandir)
endif
ifneq ($(strip $(clean-rule)),)
+$(clean-r...
add maven repository to build.gradle
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You will need to define the repository outside of buildscript. The buildscript configuration block only sets up the repositories and dependencies for the classpath of your build script but not your application.
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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 ...
share
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improve this ...
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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