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How do DATETIME values work in SQLite?
... dates and times as TEXT, REAL, or INTEGER values:
TEXT as ISO8601 strings ("YYYY-MM-DD HH:MM:SS.SSS").
REAL as Julian day numbers, the number of days since noon in Greenwich on November 24, 4714 B.C. according to the proleptic Gregorian calendar.
INTEGER as Unix Time, the number of se...
How to install trusted CA certificate on Android device?
...n the actual java now):
public static void installTrustedRootCert( final String certAddress ){
WebView certWebView = new WebView( instance_ );
certWebView.loadUrl( certAddress );
}
Note that instance_ is a reference to the Activity. This works perfectly if you know the url to the cer...
Match linebreaks - \n or \r\n?
...eeds
// ---------------------------------------
void ReplaceCRLFCRtoLF( string& strSrc, string& strDest )
{
strDest = boost::regex_replace ( strSrc, CRLFCRtoLF, "\\n" );
}
// Convert linefeeds to linebreaks (Windows)
// ---------------------------------------
void ReplaceCRLFC...
Disable cache for some images
...ls like a hack but is fairly portable is to add a randomly generated query string to each request for the dynamic image.
So, for example -
<img src="image.png" />
Would become
<img src="image.png?dummy=8484744" />
Or
<img src="image.png?dummy=371662" />
From the point of ...
How may I sort a list alphabetically using jQuery?
...is...
function sortUnorderedList(ul, sortDescending) {
if(typeof ul == "string")
ul = document.getElementById(ul);
// Idiot-proof, remove if you want
if(!ul) {
alert("The UL object is null!");
return;
}
// Get the list items and setup an array for sorting
var lis = ul.getE...
Do Git tags only apply to the current branch?
...ints to.
(Commit IDs (a.k.a. object names or SHA-1 IDs) are 40-character strings composed of hex. digits that are hashes over the contents of a commit; e.g.: 6f6b5997506d48fc6267b0b60c3f0261b6afe7a2)
Branches come into play only indirectly:
At the time of creating a tag, by implying the c...
Use a LIKE statement on SQL Server XML Datatype
...ABLE WHERE ColumnA LIKE '%Test%' to see if that column contains a certain string.
4 Answers
...
How to create a bash script to check the SSH connection?
...wnhost -PN -p ssh | grep open`
$ echo $a
22/tcp open ssh
$ echo $b
(empty string)
But you'll have to grep the message (nmap does not use the return-value to show if a port was filtered, closed or open).
EDIT2:
If you're interested in the actual state of the ssh-port, you can substitute grep ope...
Is a Python dictionary an example of a hash table?
...he hash is still a 19-digit number. I assume there is a limit on length of string you can hash in Python, but safe to say many more possible strings than possible values. And hash(False) = 0 by the way.
– Will Croxford
Jun 10 '19 at 21:49
...
How can I output UTF-8 from Perl?
...
FWIW here is the reason: strings that contains only latin1 (ISO-8859-1) characters, despite being stored more or less in utf8, will be output as latin1 by default. This way scripts from a pre-unicode era still work the same, even with a unicode-aware...