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Build tree array from flat array in javascript
I have a complex json file that I have to handle with javascript to make it hierarchical, in order to later build a tree.
Every entry of the json has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
...
Excluding directories in os.walk
I'm writing a script that descends into a directory tree (using os.walk()) and then visits each file matching a certain file extension. However, since some of the directory trees that my tool will be used on also contain sub directories that in turn contain a LOT of useless (for the purpose of thi...
Disable all table constraints in Oracle
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It's not a single command, but here's how I do it. The following script has been designed to run in SQL*Plus. Note, I've purposely written this to only work within the current schema.
set heading off
spool drop_constraints.out
select
'alter table ' ||
owner || '.' ||
table...
Execute a command line binary with Node.js
...rpart. Documentation for them can be found here. While they are useful for scripting, do note that unlike the methods used to spawn child processes asynchronously, the synchronous methods do not return an instance of ChildProcess.
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{version} wildcard in MVC4 Bundle
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This bundle is able to accomodate version numbers in script names. So updating jQuery to a new version in your application (via NuGet or manually) doesn't require any code / markup changes.
See the following link for more information on bundling: http://weblogs.asp.net/jgallow...
How do I turn off Oracle password expiration?
...TER USER xyz_user IDENTIFIED BY new_password;
Below is a little SQL*Plus script that a privileged user (e.g. user 'SYS') can use to reset a user's password to the current existing hashed value stored in the database.
EDIT: Older versions of Oracle store the password or password-hash in the pword ...
AWS Error Message: A conflicting conditional operation is currently in progress against this resourc
...lly" until this background sync will be complete, instead put a small bash script to run and retry your needed bucket creation every 5 seconds or so.
Example:
#!/bin/bash
RESULT=2
until [ $RESULT -eq 0 ]; do
aws s3 mb s3://your.bucket.name --region us-west-2
RESULT=$?
sleep 5
done ...
What is the cleanest way to get the progress of JQuery ajax request?
In plain javascript is very simple: need just to attach the callback to {XMLHTTPRequest}.onprogress
6 Answers
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How to show all shared libraries used by executables in Linux?
...nning the executable. Look at the source to ldd; on my system, it's a bash script. If the executable is statically linked and uses syscalls, and specifies a different loader, it can do arbitrary evil things. So don't use ldd on an executable you don't trust.
– Barry Kelly
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rbenv not changing ruby version
...on.
The first .ruby-version file found by searching the directory of the script you are executing and each of its parent directories until reaching the root of your filesystem.
The first .ruby-version file found by searching the current working directory and each of its parent directories until ...