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How to get an IFrame to be responsive in iOS Safari?
...hat the IFrame would be responsive as well. In theory it's simple, simply aider use <iframe width="100%"></iframe> or set the CSS width to iframe { width: 100%; } however in practice it's not quite that simple, but it can be.
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Get a specific bit from byte
I have a byte, specifically one byte from a byte array which came in via UDP sent from another device. This byte stores the on/off state of 8 relays in the device.
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Google Maps Android API v2 Authorization failure
...oject at https://code.google.com/apis/console/
to enable "Google Maps Android API v2"
to register of SHA1 in project (NOW, YOU NEED WRITE SHA1;your.app.package.name) at APIs console and get API KEY
to copy directory ANDROID_SDK_DIR/extras/google/google_play_services/libproject/google-play-services_...
Spring .properties file: get element as an Array
...ist<String> instead of String[], you need to add at least a <bean id="conversionService" class="org.springframework.context.support.ConversionServiceFactoryBean"> to your applicationContext.xml. Otherwise the conversion service is not used but the default property editors, which do not s...
Quick-and-dirty way to ensure only one instance of a shell script is running at a time
...y signal but just checks if a process with the given PID exists. Also the call to trap will ensure that the lockfile is removed even when your process is killed (except kill -9).
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Automatically start a Windows Service on install
...ur Installer class, add a handler for the AfterInstall event. You can then call the ServiceController in the event handler to start the service.
using System.ServiceProcess;
public ServiceInstaller()
{
//... Installer code here
this.AfterInstall += new InstallEventHandler(ServiceInstaller_A...
How can I use external JARs in an Android project?
...nal JARs to your Android project or any Java project is:
Create a folder called libs in your project's root folder
Copy your JAR files to the libs folder
Now right click on the Jar file and then select Build Path > Add to Build
Path, which will create a folder called 'Referenced Libraries' with...
Get local IP address in node.js
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@CarterCole you need an extra call to .values() before flatten.
– Guido
Mar 4 '15 at 9:41
3
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Why exactly is eval evil?
...s better written as:
(let ((ops '(+ *)))
(dolist (op ops)
(print (funcall op 1 2 3))))
There are lots of examples where beginners learning Lisp think they need EVAL, but they don't need it - since expressions are evaluated and one can also evaluate the function part. Most of the time the use ...
Is there a way to get version from package.json in nodejs code?
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When called from scripts of another package, this incorrectly reports the version of the calling package and not the called package.
– jjrv
Feb 6 '16 at 5:58
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