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How to convert string to boolean php
...ue'? true: false;
EDIT: the above code is intended for clarity of understanding. In actual use the following code may be more appropriate:
$test_mode_mail = ($string === 'true');
or maybe use of the filter_var function may cover more boolean values:
filter_var($string, FILTER_VALIDATE_BOOLEA...
Tomcat: How to find out running tomcat version
...cd tomcat/lib
java -cp catalina.jar org.apache.catalina.util.ServerInfo
and that's it.
Server version: Apache Tomcat/7.0.30
Server built: May 23 2013 02:54:10
Server number: 7.0.30.0
OS Name: Linux
OS Version: 3.13.0-36-generic
Architecture: amd64
JVM Version: 1.7.0_65-b32
JVM...
How to get current date & time in MySQL?
Is there a value or command like DATETIME that I can use in a manual query to insert the current date and time?
10 Answers...
What is the difference between Scala's case class and class?
I searched in Google to find the differences between a case class and a class . Everyone mentions that when you want to do pattern matching on the class, use case class. Otherwise use classes and also mentioning some extra perks like equals and hash code overriding. But are these the only reasons...
Bash Script: count unique lines in file
I have a large file (millions of lines) containing IP addresses and ports from a several hour network capture, one ip/port per line. Lines are of this format:
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Use of undeclared identifier 'kUTTypeMovie'
...
You have to add the framework MobileCoreServices to the project, and then import it:
Objective C:
#import <MobileCoreServices/MobileCoreServices.h>
That will make the problem go away.
Swift 4:
import MobileCoreServices
...
Reactive Extensions bug on Windows Phone
...;(type);
You are missing the type declaration. The compiler is guessing (and guessing wrong). Strictly type everything and it should run.
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@UniqueConstraint and @Column(unique = true) in hibernate annotation
What is difference between @UniqueConstraint and @Column(unique = true) ?
4 Answers
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Map implementation with duplicate keys
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You are searching for a multimap, and indeed both commons-collections and Guava have several implementations for that. Multimaps allow for multiple keys by maintaining a collection of values per key, i.e. you can put a single object into the map, but you retr...
How do I check the difference, in seconds, between two dates?
...ant to record when they were created, check against the current timestamp, and refresh as necessary.
5 Answers
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