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Logging best practices [closed]
...omplex contexts (e.g. asynchronous operations), using TraceTransfer to the new ActivityId (before changing it), allows correlation.
The Service Trace Viewer tool can be useful for viewing activity graphs (even if you aren't using WCF).
Q: Do you write this code manually, or do you use some form o...
Switch branch names in git
...pful. You could rename your old master to something else, then rename your new branch to master:
git branch -m master crap_work
git branch -m previous_master master
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Query for documents where array size is greater than 1
...ive operators listed on
this page, but is very flexible. See the server-side processing page
for more information.
2.Create extra field NamesArrayLength, update it with names array length and then use in queries:
db.accommodations.find({"NamesArrayLength": {$gt: 1} });
It will be better sol...
Backwards migration with Django South
...f.py
Normally, when you run ./manage.py migrate your_app, South runs all new migrations, in order. (It looks at the database tables to decide which ones are 'new').
However, you can also specify any migration by number, and South will migrate your database, either forward or backward, to take it ...
bash: shortest way to get n-th column of output
...".
If you know the bash, the zsh is not much of a change except for some new features.
HTH Chris
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How do I create a directory from within Emacs?
How exactly can I create a new directory using Emacs? What commands do I use? (If possible, please provide an example)
6 An...
jQuery remove options from select
...
It works on either option tag or text field:
$("#idname option[value='option1']").remove();
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How do I create a SHA1 hash in ruby?
... I used
require 'base64'
require 'hmac-sha1'
Base64.encode64((HMAC::SHA1.new('key') << 'base').digest).strip
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Render a variable as HTML in EJS
...
October 2017 update
The new ejs (v2, v2.5.7) development is happening here: https://github.com/mde/ejs
The old ejs (v0.5.x, 0.8.5, v1.0.0) is available here https://github.com/tj/ejs
Now with ejs you can do even more. You can use:
Escaped output wi...
jQuery: how to get which button was clicked upon form submission?
...ttons in case the form submit is handled in an ajax way and you want to avoid getting previsouly clicked button again.
– Chandu
Apr 19 '11 at 19:45
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