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Why should C++ programmers minimize use of 'new'?
I stumbled upon Stack Overflow question Memory leak with std::string when using std::list<std::string> , and one of the comments says this:
...
Regex doesn't work in String.matches()
...matcher:
Pattern p = Pattern.compile("[a-z]");
Matcher m = p.matcher(inputstring);
if (m.find())
// match
If what you want is indeed to see if an input only has lowercase letters, you can use .matches(), but you need to match one or more characters: append a + to your character class, as in [...
A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
...could look like this. From RMAppReceipt:
+ (NSData*)dataFromPKCS7Path:(NSString*)path
{
const char *cpath = [[path stringByStandardizingPath] fileSystemRepresentation];
FILE *fp = fopen(cpath, "rb");
if (!fp) return nil;
PKCS7 *p7 = d2i_PKCS7_fp(fp, NULL);
fclose(fp);
if ...
Spring MVC: Complex object as GET @RequestParam
...ic void setId(Long[] id) {
this.id = id;
}
// reflection toString from apache commons
@Override
public String toString() {
return ReflectionToStringBuilder.toString(this, ToStringStyle.SHORT_PREFIX_STYLE);
}
}
Request mapping inside controller class:
@RequestMa...
Value of type 'T' cannot be converted to
...ven though it's inside of an if block, the compiler doesn't know that T is string.
Therefore, it doesn't let you cast. (For the same reason that you cannot cast DateTime to string)
You need to cast to object, (which any T can cast to), and from there to string (since object can be cast to string).
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How do I convert a String to an int in Java?
How can I convert a String to an int in Java?
46 Answers
46
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How do I read / convert an InputStream into a String in Java?
....io.InputStream object, how should you process that object and produce a String ?
59 Answers
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In Clojure how can I convert a String to a number?
I have various strings, some like "45", some like "45px". How how I convert both of these to the number 45?
12 Answers
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What is the JUnit XML format specification that Hudson supports?
...viewvc/ant/core/trunk/src/main/org/apache/tools/…. Basically it's just a string.
– Sulthan
Nov 14 '12 at 16:21
4
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How to programmatically display version/build number of target in iOS app?
... minor incremental changes.
To get the version number:
Objective-C:
NSString * appVersionString = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleShortVersionString"];
Swift < 3.0:
let appVersionString: String = NSBundle.mainBundle().objectForInfoDictionaryKey("CFBundleShortVe...