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Better way to cast object to int
...t conversion defined.
int.Parse()/int.TryParse() — For converting from a string of unknown format.
int.ParseExact()/int.TryParseExact() — For converting from a string in a specific format
Convert.ToInt32() — For converting an object of unknown type. It will use an explicit and implicit conve...
Draw multi-line text to Canvas
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Yes. I just added an example. Use String.Split to split at the '\n's and then offset each one.
– Icemanind
Jul 20 '11 at 4:28
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how to show progress bar(circle) in an activity having a listview before loading the listview with d
...ctivity extends Activity {
ListView listView;
LinearLayout layout;
List<String> stringValues;
ArrayAdapter<String> adapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
listView = (...
How to disable UITextField editing but still accept touch?
...tField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string
Return NO from this, and any attempt by the user to edit the text will be rejected.
That way you can leave the field enabled but still prevent people pasting text into it.
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postgresql - replace all instances of a string within text field
In postgresql, how do I replace all instances of a string within a database column?
4 Answers
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Comparing object properties in c# [closed]
...ic static bool PublicInstancePropertiesEqual<T>(T self, T to, params string[] ignore) where T : class
{
if (self != null && to != null)
{
Type type = typeof(T);
List<string> ignoreList = new List<string>(ignore);
foreach (System.Reflecti...
Python - List of unique dictionaries
...list({str(i):i for i in L}.values()) Here we use str(i) to create a unique string that represents the dictionary which is used to filter the duplicates.
– DelboyJay
Jul 19 '19 at 14:43
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Java 反射最佳实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...十分低下。我不希望这样写反射，我希望反射能像：
String str = new String();
这样简单，一行代码搞定！
此外，有很多人都说反射影响性能，在开发的时候要避免用反射。那么什么时候该用反射，什么时候不用反射呢？用什么...
Get String in YYYYMMDD format from JS date object?
I'm trying to use JS to turn a date object into a string in YYYYMMDD format. Is there an easier way than concatenating Date.getYear() , Date.getMonth() , and Date.getDay() ?
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C#: How to convert a list of objects to a list of a single property of that object?
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List<string> firstNames = people.Select(person => person.FirstName).ToList();
And with sorting
List<string> orderedNames = people.Select(person => person.FirstName).OrderBy(name => name).ToList();
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