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How does this print “hello world”?
...th bit on
The following code does the inverse process, given a lowercase string (max 12 chars), returns the 64 bit long value that could be used with the OP's code:
public class D {
public static void main(String... args) {
String v = "hello test";
int len = Math.min(12, v.len...
How to create a custom exception type in Java? [duplicate]
... // Constructor that accepts a message
public WordContainsException(String message)
{
super(message);
}
}
Usage:
try
{
if(word.contains(" "))
{
throw new WordContainsException();
}
}
catch(WordContainsException ex)
{
// Process message h...
is_file or file_exists in PHP
...rk to work, you should add clearstatcache(); since the results for is_file and file_exists are cached throughout the script. Anyways file_exists() is a bit slower, but shouldn't make any difference unless you perform around 100K file checks. php.net/manual/en/function.clearstatcache.php
...
Regex - how to match everything except a particular pattern
How do I write a regex to match any string that doesn't meet a particular pattern? I'm faced with a situation where I have to match an (A and ~B) pattern.
...
How do I put an 'if clause' in an SQL string?
So here's what I want to do on my MySQL database.
9 Answers
9
...
Encoding Javascript Object to Json string
I want to encode a Javascript object into a JSON string and I am having considerable difficulties.
2 Answers
...
How do I lowercase a string in C?
How can I convert a mixed case string to a lowercase string in C?
6 Answers
6
...
How to check if a specified key exists in a given S3 bucket using Java
... new AmazonS3Client(new ClasspathPropertiesFileCredentialsProvider());
String bucketName = getBucketName();
s3.createBucket(bucketName);
S3Object object = s3.getObject(bucketName, getKey());
} catch (AmazonServiceException e) {
String errorCode = e.getErrorCode();
if (!errorCode....
commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
...ecified. Watch out with include files! You can use UIForm components in parallel, but they won't process each other during submit. You should also watch out with "God Form" antipattern; make sure that you don't unintentionally process/validate all other (invisible) inputs in the very same form (e.g....
Configuring so that pip install can work from github
...│ ├── __init__.py
│ └── bar.py
└── setup.py
And install from github like:
$ pip install git+ssh://git@github.com/myuser/foo.git
or
$ pip install git+https://github.com/myuser/foo.git@v123
or
$ pip install git+https://github.com/myuser/foo.git@newbranch
More info at ht...