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Best way to alphanumeric check in JavaScript
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of course this assumes that that the empty string ("") should not be matched.
– zzzzBov
Dec 13 '10 at 22:28
16
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Unicode character in PHP string
...e syntax so you can use json_decode to work on an artifically created JSON string representation. I changed the wording though to have that clarified.
– Stefan Gehrig
May 19 '11 at 12:48
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Generate random string/characters in JavaScript
I want a 5 character string composed of characters picked randomly from the set [a-zA-Z0-9] .
77 Answers
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How do I reflect over the members of dynamic object?
... ExpandoObject, the ExpandoObject class actually implements IDictionary<string, object> for its properties, so the solution is as trivial as casting:
IDictionary<string, object> propertyValues = (IDictionary<string, object>)s;
Note that this will not work for general dynamic obj...
Is there a way to override class variables in Java?
..., I would write it something like this;
public class Person {
private String name;
public Person(String name) {
this.name = name;
}
public void printName() {
System.out.println(name);
}
}
The JLS gives a lot more detail on hiding in section 8.3 - Field Declar...
What XML parser should I use in C++? [closed]
... text (usually). The way RapidXML gets most of its speed is by refering to strings in-place. This requires more memory management on your part (you must keep that string alive while RapidXML is looking at it).
RapidXML's DOM is bare-bones. You can get string values for things. You can search for att...
Why does a base64 encoded string have an = sign at the end
...4 encoding in C#, however I have seen several times that when I convert a string into base64, there is an = at the end.
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Difference between VARCHAR and TEXT in MySQL [duplicate]
...size)
takes 2 + c bytes of disk space, where c is the length of the stored string.
cannot be (fully) part of an index. One would need to specify a prefix length.
VARCHAR(M)
variable max size of M characters
M needs to be between 1 and 65535
takes 1 + c bytes (for M ≤ 255) or 2 + c (for 256 ≤...
Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...t;
public class MainActivity extends Activity {
private static final String LOGTAG = "MainActivity";
@SuppressLint("JavascriptInterface")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_m...
How to compare DateTime in C#?
...teTime(2009, 8, 1, 12, 0, 0);
int result = DateTime.Compare(date1, date2);
string relationship;
if (result < 0)
relationship = "is earlier than";
else if (result == 0)
relationship = "is the same time as";
else
relationship = "is later than";
Console.WriteLine("{0} {1} {2}", d...