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rails i18n - translating text with links inside
...Rails 3 the syntax for this has changed to %{href} in the YAML translation string. Also, because output is automatically escaped, you need to either specify raw or .html_safe explicitly, or suffix your translation key with _html, as in login_message_html and escaping will be skipped automatically.
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Use dynamic (variable) string as regex pattern in JavaScript
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To create the regex from a string, you have to use JavaScript's RegExp object.
If you also want to match/replace more than one time, then you must add the g (global match) flag. Here's an example:
var stringToGoIntoTheRegex = "abc";
var regex = new Reg...
How to check if a json key exists?
...p://developer.android.com/reference/org/json/JSONObject.html#has(java.lang.String)
Returns true if this object has a mapping for name. The mapping may be NULL.
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Convert string to a variable name
I am using R to parse a list of strings in the form:
10 Answers
10
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How would you make a comma-separated string from a list of strings?
What would be your preferred way to concatenate strings from a sequence such that between every two consecutive pairs a comma is added. That is, how do you map, for instance, ['a', 'b', 'c'] to 'a,b,c' ? (The cases ['s'] and [] should be mapped to 's' and '' , respectively.)
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Callback functions in Java
...itor{
int doJob(int a, int b);
}
public static void main(String[] args) {
Visitor adder = new Visitor(){
public int doJob(int a, int b) {
return a + b;
}
};
Visitor multiplier = new Visitor(){
public int d...
Java String array: is there a size of method?
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Yes, .length (property-like, not a method):
String[] array = new String[10];
int size = array.length;
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How to prevent the activity from loading twice on pressing the button
...ivity
android:name=".MainActivity"
android:label="@string/activity"
android:launchMode = "singleInstance" />
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Python 2.7 getting user input and manipulating as string without quotations
I want to get a string from a user, and then to manipulate it.
8 Answers
8
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Override and reset CSS style: auto or none don't work
...ault, although if you're working in Javascript, you can set it to an empty string, which will do the trick.
width:auto; is valid, but isn't the default. The default width for a table is 100%, whereas width:auto; will make the element only take up as much width as it needs to.
min-width:auto; isn't...