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Mock functions in Go
...1: Pass get_page() as a parameter of downloader()
type PageGetter func(url string) string
func downloader(pageGetterFunc PageGetter) {
// ...
content := pageGetterFunc(BASE_URL)
// ...
}
Main:
func get_page(url string) string { /* ... */ }
func main() {
downloader(get_page)
}
Tes...
Aren't Python strings immutable? Then why does a + “ ” + b work?
My understanding was that Python strings are immutable.
22 Answers
22
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How to embed small icon in UILabel
...init];
attachment.image = [UIImage imageNamed:@"MyIcon.png"];
NSAttributedString *attachmentString = [NSAttributedString attributedStringWithAttachment:attachment];
NSMutableAttributedString *myString= [[NSMutableAttributedString alloc] initWithString:@"My label text"];
[myString appendAttributedS...
Ship an application with a database
...es are triggered by changing the database version number in the res/values/strings.xml file. Upgrades would then be accomplished by creating a new database externally, replacing the old database in the assets folder with the new database, saving the old database in internal storage under another nam...
How can I put strings in an array, split by new line?
I have a string with line breaks in my database. I want to convert that string into an array, and for every new line, jump one index place in the array.
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What is the difference between isinstance('aaa', basestring) and isinstance('aaa', str)?
...
In Python versions prior to 3.0 there are two kinds of strings "plain strings" and "unicode strings". Plain strings (str) cannot represent characters outside of the Latin alphabet (ignoring details of code pages for simplicity). Unicode strings (unicode) can represent characters ...
Android - How to get application name? (Not package name)
...orry about exceptions with package names. It also works if you have used a string directly instead of a resource.
Just do:
public static String getApplicationName(Context context) {
ApplicationInfo applicationInfo = context.getApplicationInfo();
int stringId = applicationInfo.labelRes;
...
Set the maximum character length of a UITextField
...tField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
// Prevent crashing undo bug – see note below.
if(range.length + range.location > textField.text.length)
{
return NO;
}
NSUInteger newLength = [textField.t...
How can I convert an image into a Base64 string?
What is the code to transform an image (maximum of 200 KB) into a Base64 String?
14 Answers
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Setting dynamic scope variables in AngularJs - scope.
I have a string I have gotten from a routeParam or a directive attribute or whatever, and I want to create a variable on the scope based on this. So:
...