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How can I convert a series of images to a PDF from the command line on linux? [closed]
...rver I wrote in cgi/bash and want to be able to convert a bunch of images (all in one folder) to a pdf from the command line. How can that be done?
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Set HTTP header for one request
...TP request headers , but from what I can tell, it will set that header for all requests of that method. I have something like this in my code:
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How to set IntelliJ IDEA Project SDK
I just installed IntelliJ IDEA and when I try to create my first Project it asks for me to set up the Project SDK. When I click on "JDK" it asks for me to select the home directory of the JDK as shown in this image.
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How to get the Parent's parent directory in Powershell?
...t it at the backslashes, and take the next-to-last one with negative array indexing to get just the grandparent directory name.
($scriptpath -split '\\')[-2]
You have to double the backslash to escape it in the regex.
To get the entire path:
($path -split '\\')[0..(($path -split '\\').count -2)...
Java 7 language features with Android
...u are using Android Studio, the Java 7 language should be enabled automatically without any patches. Try-with-resource requires API Level 19+, and NIO 2.0 stuff are missing.
If you can't use Java 7 features, see @Nuno's answer on how to edit your build.gradle.
The following is for historical inte...
What is the difference between compare() and compareTo()?
...ates enumeration. "Natural" in the sense that a given well-ordering on the index set provides a unique way to list the next element given a partial enumeration
– VonC
Feb 28 '16 at 18:28
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Uninstall Node.JS using Linux command line?
How do you uninstall node.js using the cmd line in linux?
14 Answers
14
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Difference between dispatch_async and dispatch_sync on serial queue?
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I do mean serial execution. In point of view that all tasks are executed serial regards to other tasks in the same queue. Of cause it still can be concurrent regards to other queues. It is the whole point of GCD that tasks can be dispatched and executed concurrently.
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How do I execute inserts and updates in an Alembic upgrade script?
...s is useful for simple migrations.
Use the models and session as you normally would in your application.
"""create teams table
Revision ID: 169ad57156f0
Revises: 29b4c2bfce6d
Create Date: 2014-06-25 09:00:06.784170
"""
revision = '169ad57156f0'
down_revision = '29b4c2bfce6d'
from alembic imp...
Purging file from Git repo failed, unable to create new backup
... flag to force Git to delete the old references.
git filter-branch -f \
--index-filter 'git rm --cached --ignore-unmatch Rakefile' HEAD
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