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Regular expression to match DNS hostname or IP Address?
...check separately that the total length of the hostname must not exceed 255 characters. For more information, please consult RFC-952 and RFC-1123.
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XDocument or XmlDocument
...er>
XElement customersElement = new XElement("customers",
customers.Select(c => new XElement("customer",
new XAttribute("name", c.Name),
new XAttribute("lastSeen", c.LastOrder)
new XElement("address",
new XAttribute("town", c.Town),
new XAttr...
Get element inside element by class and ID - JavaScript
...
Well, first you need to select the elements with a function like getElementById.
var targetDiv = document.getElementById("foo").getElementsByClassName("bar")[0];
getElementById only returns one node, but getElementsByClassName returns a node list...
How to attach javadoc or sources to jars in libs folder?
...-open the Eclipse project! Optionally, refresh the project by pressing F5.
Select an object of the linked library in the source code.
Open the Javadoc view in Eclipse to check the documentation (see screenshot).
Open the source code declaration (default shortcut: F3) of the selected object.
Exam...
How do I include a newline character in a string in Delphi?
...s used) the following is defined:
const
sLineBreak = {$IFDEF LINUX} AnsiChar(#10) {$ENDIF}
{$IFDEF MSWINDOWS} AnsiString(#13#10) {$ENDIF};
This is from Delphi 2009 (notice the use of AnsiChar and AnsiString). (Line wrap added by me.)
So if you want to make your TLabel wrap, ma...
How to set data attributes in HTML elements
...e.
$("#button").on("click", function() {
var field = document.querySelector("#textfield")
switch ($("#method").val()) {
case "setAttribute":
field.setAttribute("data-customval", field.value)
break;
case "dataset":
field.dataset.customval = field.value
...
In Ruby on Rails, what's the difference between DateTime, Timestamp, Time and Date?
...ave DATE, DATETIME, TIME and TIMESTAMP column data types; just as you have CHAR, VARCHAR, FLOAT and INTEGER.
So, you ask, what's the difference? Well, some of them are self-explanatory. DATE only stores a date, TIME only stores a time of day, while DATETIME stores both.
The difference between DATE...
SQL - many-to-many table primary key
...es are read far more often than written. That makes anything you do on the select side far more relevant than anything on the insert side.
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Hibernate dialect for Oracle Database 11g?
...e getQuerySequencesString() method, that returns this query:
"select sequence_name from user_sequences;"
for which the execution returns an empty result from database).
Using the dialect org.hibernate.dialect.Oracle9iDialect , or greater, solves the problem, due to a di...
Converting PKCS#12 certificate into PEM using OpenSSL
...the above example, I get the following: "TypeError: initializer for ctype 'char' must be a bytes of length 1, not str" Is there something wrong with my password
– getaglow
Nov 29 '18 at 15:29
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