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Cleanest way to build an SQL string in Java
...);
The other thing that can be done is to keep all queries in properties file. For example
in a queries.properties file can place the above query:
update_query=UPDATE user_table SET name=? WHERE id=?
Then with the help of a simple utility class:
public class Queries {
private static final...
implements Closeable or implements AutoCloseable
...loseable if you are about to implement your own PrintWriter, which handles files or any other resources which needs to be closed.
In your implementation, it is enough to call pw.close(). You should do this in a finally block:
PrintWriter pw = null;
try {
File file = new File("C:\\test.txt");
...
Could not instantiate class named MKMapView
...hen I was building and running on the simulator:
ld: warning: ignoring file
/Users/peter/programming/iPhone/iNspector/MapKit.framework/MapKit,
file was built for unsupported file format which is not the
architecture being linked (i386)
Then I just connected my iPhone, build and ran on th...
How to git bundle a complete repo
...fer a complete repo to a new non-networked machine, preferable as a single file entity. The git bundle allows a git fetch , git pull style operation in a sneakernet environment but appears to assume that you already have a working version of the repo on the destination machine.
...
Can I access constants in settings.py from templates in Django?
...processor is more appropriate.
Here's how:
Make a context_processors.py file in your app directory. Let's say I want to have the ADMIN_PREFIX_VALUE value in every context:
from django.conf import settings # import the settings file
def admin_media(request):
# return the value you want as a ...
Can you have additional .gitignore per directory within a single repo?
Can you create a .gitignore file in a directory that only applies to files (and directories) within that directory?
3 Answe...
How to pass payload via JSON file for curl?
...
I was trying to use cat file.json after the -d and was having trouble with it, until I learned from this answer that I can use @file.json. Thanks :)
– shadi
Jan 26 '17 at 6:16
...
How to remove .htaccess password protection from a subdirectory
...
You need to create a new .htaccess file in the required directory and include the Satisfy any directive in it like so, for up to Apache 2.3:
# allows any user to see this directory
Satisfy Any
The syntax changed in Apache 2.4, this has the same effect:
Req...
How to implement a ViewPager with different Fragments / Layouts
...outs in detail. Here you go.
ViewPager with multiple Fragments and Layout files - How To
The following is a complete example of how to implement a ViewPager
with different fragment Types and different layout files.
In this case, I have 3 Fragment classes, and a different layout file for eac...
check if jquery has been loaded, then load it if false
...if the page has images. Here's a sample script which checks if the JQuery file has loaded, since you won't have the convenience of being able to use $(document).ready(function...
http://neighborhood.org/core/sample/jquery/append-to-head.htm
...