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How do I determine if a port is open on a Windows server? [closed]
...Programs → Turn Windows Features on or off. In the list, scroll down and select Telnet Client and click OK.
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Value cannot be null. Parameter name: source
...xt is a value that is IEnumerable and is queried with Any() (or Where() or Select() or any other LINQ-method), but this value is null.
Find out if you put a query together (somewhere outside your example code) where you are using a LINQ-method, or that you used an IEnumerable as a parameter which i...
How do I get the type of a variable?
... use either myClassA or myClassB type. On a mismatch, I need to spend time converting the data.
switch ((typeid(T)) {
case typeid(myClassA):
// handle that case
break;
case typeid(myClassB):
// handle that case
break;
case typeid(uint32_t):
// handle that case
break;
...
How to turn off the Eclipse code formatter for certain sections of Java code?
... does what you want.
Else there is this ugly hack
String query = //
"SELECT FOO, BAR, BAZ" + //
" FROM ABC" + //
" WHERE BAR > 4";
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Scheduling R Script
...g go to
**TOOLS -> ADDINS ->BROWSE ADDINS ->taskscheduleR -> Select it and execute it.**
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Create a CSV File for a user in PHP
...put into a csv in a session var. Then just unset it as part of the process converting it to a csv. I would just suggest using session vars instead of a query string.
– inorganik
Oct 24 '12 at 23:00
...
Extract public/private key from PKCS12 file for later use in SSH-PK-Authentication
...enssl pkcs12 -in pkcs12.pfx -nocerts -nodes | openssl rsa > id_rsa
To convert the private key to a public key:
openssl rsa -in id_rsa -pubout | ssh-keygen -f /dev/stdin -i -m PKCS8
To extract the public key in a format openssh can use:
openssl pkcs12 -in pkcs12.pfx -clcerts -nokeys | openss...
How to use JNDI DataSource provided by Tomcat in Spring?
..."7200000"
testOnBorrow="true"
validationQuery="select 1"
/>
</GlobalNamingResources>
And reference the JNDI resource from Tomcat's web context.xml like this:
<ResourceLink name="jdbc/DatabaseName"
global="jdbc/DatabaseName"
type="javax...
HtmlSpecialChars equivalent in Javascript?
... is a better alternative than writing your own function if your strings to convert are not too large.
How to initialize std::vector from C-style array?
...aster than it looks.
template<typename T, size_t N>
vector<T> convert_array_to_vector(const T (&source_array)[N]) {
return vector<T>(source_array, source_array+N);
}
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