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Why does parseInt yield NaN with Array#map?
...uess octal, which tended to be problematic. It will still guess hex if the string starts with 0x.)
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Fetch first element which matches criteria
... */)
.findFirst()
.get();
An example:
public static void main(String[] args) {
class Stop {
private final String stationName;
private final int passengerCount;
Stop(final String stationName, final int passengerCount) {
this.stationName = st...
RSA Public Key format
...
The "ssh-rsa" key format has the following specific encoding:
string "ssh-rsa"
mpint e
mpint n
For example, at the beginning, you get 00 00 00 07 73 73 68 2d 72 73 61. The first four bytes (00 00 00 07) give you the length. The rest is the string itself: 73=s, ...
differences in application/json and application/x-www-form-urlencoded
...e=ferret&color=purple
The content of the fields is encoded as a query string. The application/x-www-form-
urlencoded's name come from the previous url query parameter but the query parameters is
in where the body of request instead of url.
The whole form data is sent as a long query string.T...
How to parse a CSV file in Bash?
...
We can parse csv files with quoted strings and delimited by say | with following code
while read -r line
do
field1=$(echo $line | awk -F'|' '{printf "%s", $1}' | tr -d '"')
field2=$(echo $line | awk -F'|' '{printf "%s", $2}' | tr -d '"')
echo $fi...
File path to resource in our war/WEB-INF folder?
... .war file), you can use this API:
ServletContext context = getContext();
String fullPath = context.getRealPath("/WEB-INF/test/foo.txt");
http://tomcat.apache.org/tomcat-5.5-doc/servletapi/javax/servlet/ServletContext.html#getRealPath(java.lang.String)
That will get you the full system path to t...
Logging errors in ASP.NET MVC
...rContext)
{
// You could use any logging approach here
StringBuilder builder = new StringBuilder();
builder
.AppendLine("----------")
.AppendLine(DateTime.Now.ToString())
.AppendFormat("Source:\t{0}", filterContext.Exception.Source)
...
find all unchecked checkbox in jquery
...Query object.
//.join - (javascript) joins the elements of an array into a string, and returns the string.The elements will be separated by a specified separator. The default separator is comma (,).
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Delegates in swift?
...e:class {
func myVCDidFinish(_ controller: FooTwoViewController, text: String)
}
Step2: Declare the delegate in the sending class (i.e. UIViewcontroller)
class FooTwoViewController: UIViewController {
weak var delegate: FooTwoViewControllerDelegate?
[snip...]
}
Step3: Use the dele...
Search of table names
I use the following to search for strings in my stored procedures:
9 Answers
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