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How to convert date to timestamp in PHP?
...:i:s', '22-09-2008 00:00:00');
if ($d === false) {
die("Incorrect date string");
} else {
echo $d->getTimestamp();
}
1222093324 (This will differ depending on your server time zone...)
If you want to specify in which time zone, here EST. (Same as New York.)
$d = DateTime::createFrom...
C# How can I check if a URL exists/is valid?
...nt()) {
client.HeadOnly = true;
// fine, no content downloaded
string s1 = client.DownloadString("http://google.com");
// throws 404
string s2 = client.DownloadString("http://google.com/silly");
}
You would try/catch around the DownloadString to check for errors; no error? It e...
Accessing constructor of an anonymous class
...ymous class. For example:
public class Test {
public static void main(String[] args) throws Exception {
final int fakeConstructorArg = 10;
Object a = new Object() {
{
System.out.println("arg = " + fakeConstructorArg);
}
};
}
}...
Generic type conversion FROM string
...rt.ChangeType(base.Value, typeof(T)); }
set { base.Value = value.ToString();}
}
}
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How to change Hash values?
...def convert_hash hash
hash.inject({}) do |h,(k,v)|
if v.kind_of? String
h[k] = to_utf8(v)
else
h[k] = convert_hash(v)
end
h
end
end
# Iconv UTF-8 helper
# Converts strings into valid UTF-8
#
# @param [String] untrusted_string the ...
Does python have an equivalent to Java Class.forName()?
I have the need to take a string argument and create an object of the class named in that string in Python. In Java, I would use Class.forName().newInstance() . Is there an equivalent in Python?
...
C# Java HashMap equivalent
...xer. It goes like this :
public class NullableDictionnary : Dictionary<string, string>
{
string null_value;
public StringDictionary this[string key]
{
get
{
if (key == null)
{
return null_value;
}
re...
Replace whole line containing a string using Sed
...tion that I am using the -i and -e flags as follows: sed -i -e "s/.*search_string.*/Replacement_line/' file_being_searched.txt
– Kent Bull
Dec 27 '14 at 19:24
...
Oracle SQL, concatenate multiple columns + add text
...
You have two options for concatenating strings in Oracle:
CONCAT
Using ||
CONCAT example:
CONCAT(
CONCAT(
CONCAT(
CONCAT(
CONCAT('I like ', t.type_desc_column),
' cake with '),
t.icing_desc_column),
' and a '),
t.frui...
How can I add an empty directory to a Git repository?
...ough the more I think of it, the more it feels like "SHA hash of the empty string", if it exists, actually would be a well-defined identifier for an empty tree, unless it would be impossible to tell whether that object is a tree or a blob.
– Emil Lundberg
Jul 9...