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Javascript: How to check if a string is empty? [duplicate]
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If you add blank spaces to your string, length counts the blank spaces, so with length we can't determine whether a string is empty or not.
– evolquez
Aug 28 '13 at 12:21
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How to remove the left part of a string?
I have some simple python code that searches files for a string e.g. path=c:\path , where the c:\path part may vary. The current code is:
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How to manage REST API versioning with spring?
...ngHandlerMapping extends RequestMappingHandlerMapping {
private final String prefix;
public ApiVersionRequestMappingHandlerMapping(String prefix) {
this.prefix = prefix;
}
@Override
protected RequestMappingInfo getMappingForMethod(Method method, Class<?> handlerT...
ASP.NET MVC JsonResult Date Format
...ey chose was to exploit a little trick in the javascript representation of strings: the string literal "/" is the same as "\/", and a string literal will never get serialized to "\/" (even "\/" must be mapped to "\\/").
See http://msdn.microsoft.com/en-us/library/bb299886.aspx#intro_to_json_topic2 ...
What is the most frequent concurrency issue you've encountered in Java? [closed]
...erent open source libraries did something like this:
private static final String LOCK = "LOCK"; // use matching strings
// in two different libraries
public doSomestuff() {
synchronized(LOCK) {
this.work();
}
}
At first glance, this look...
Objective-C formatting string for boolean?
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One way to do it is to convert to strings (since there are only two possibilities, it isn't hard):
NSLog(@" %s", BOOL_VAL ? "true" : "false");
I don't think there is a format specifier for boolean values.
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How can I remove a substring from a given String?
Is there an easy way to remove substring from a given String in Java?
12 Answers
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Executing multi-line statements in the one-line command-line?
...rehension, lambdas, sys.stdout.write, the "map" builtin, and some creative string interpolation, you can do some powerful one-liners.
The question is, how far do you want to go, and at what point is it not better to write a small .py file which your makefile executes instead?
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Contains case insensitive
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Add .toLowerCase() after referrer. This method turns the string in a lower case string. Then, use .indexOf() using ral instead of Ral.
if (referrer.toLowerCase().indexOf("ral") === -1) {
The same can also be achieved using a Regular Expression (especially useful when you want t...
Difficulty with ng-model, ng-repeat, and inputs
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The advice is don't bind to primitives.
Your ngRepeat is iterating over strings inside a collection, when it should be iterating over objects. To fix your problem
<body ng-init="models = [{name:'Sam'},{name:'Harry'},{name:'Sally'}]">
<h1>Fun with Fields and ngModel</h1>
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