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How do I convert an integer to binary in JavaScript?
... toString(2) doesn't work because you are getting the input from text. Use this: function decToBase(dec, base){ return parseInt(dec).toString(base); } alert(decToBase(dec, 2));
– Magus
May 29 '15 at 13:47
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How to use '-prune' option of 'find' in sh?
I don't quite understand the example given from the man find , can anyone give me some examples and explanations? Can I combine regular expression in it?
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How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
...1.2.jar together. This is wrong. You're basically mixing JSTL 1.2 API+impl from Oracle with JSTL 1.1 impl from Apache. You need to remove any standard-xxx.jar. Just only the jstl-1.2.jar is sufficient.
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl<...
What exactly does a jar file contain?
...ar file with a zip utility or run jar xf foo.jar you can extract the files from it, and have a look at them. Note that you don't need a jar file to run Java code - classloaders can load class data directly from the file system, or from URLs, as well as from jar files.
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How to convert 'binary string' to normal string in Python3?
...de it.
>>> b'a string'.decode('ascii')
'a string'
To get bytes from string, encode it.
>>> 'a string'.encode('ascii')
b'a string'
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What do numbers using 0x notation mean?
...a clever way that does not require '-' sign. So, it's basically converting from binary to hex, negative or positive.
– Shuvo Sarker
Mar 6 at 21:05
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Can we delete an SMS in Android before it reaches the inbox?
I am deleting an SMS from the inbox but I want to know: How can I delete it before it reaches the inbox?
5 Answers
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Error : BinderProxy@45d459c0 is not valid; is your activity running?
...vity is being destroyed.
I was seeing this error reported once in a while from some of my apps when the activity calling the dialog was finishing for some reason or another when it tried to show a dialog. Here's what solved it for me:
if(!((Activity) context).isFinishing())
{
//show dialog
}
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Instance variable: self vs @
... Or more practically, a PersistentPerson class might lazily read that data from a persistent store, cache all its persistent data in a hash.
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Embedded MongoDB when running integration tests
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Here's an updated (for 2019) version of the accepted answer from @rozky (a lot has been changed in both the Mongo and Embedded MongoDB libraries).
package com.example.mongo;
import com.mongodb.BasicDBObject;
import com.mongodb.MongoClient;
import com.mongodb.client.MongoCollection;
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