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XPath: How to check if an attribute exists?
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answered Sep 17 '10 at 18:26
Felix KlingFelix Kling
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MySQLDump one INSERT statement for each data row
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answered Sep 15 '12 at 17:01
driisdriis
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MySQL Select minimum/maximum among two (or more) given values
... use LEAST and GREATEST function to achieve it.
SELECT
GREATEST(A.date0, B.date0) AS date0,
LEAST(A.date1, B.date1) AS date1
FROM A, B
WHERE B.x = A.x
Both are described here http://dev.mysql.com/doc/refman/5.0/en/comparison-operators.html
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C#: how to get first char of a string?
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Just MyString[0]. This uses the String.Chars indexer.
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Detect if a jQuery UI dialog box is open
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edited Dec 29 '17 at 20:17
Salman A
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Struggling trying to get cookie out of response with HttpClient in .net 4.5
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170
To add cookies to a request, populate the cookie container before the request with CookieContain...
What is the difference between save and export in Docker?
...h images.
An image has to be considered as 'dead' or immutable, starting 0 or 1000 containers from it won't alter a single byte. That's why I made a comparison with a system install ISO earlier. It's maybe even closer to a live-CD.
A container "boots" the image and adds an additional layer on top ...
How can I change the current URL?
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answered Oct 2 '10 at 18:10
glebmglebm
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What is the best way to tell if a character is a letter or number in Java without using regexes?
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answered Oct 28 '10 at 23:06
AdamAdam
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How to check that a string is an int, but not a double, etc.?
... about using ctype_digit?
From the manual:
<?php
$strings = array('1820.20', '10002', 'wsl!12');
foreach ($strings as $testcase) {
if (ctype_digit($testcase)) {
echo "The string $testcase consists of all digits.\n";
} else {
echo "The string $testcase does not consist of...