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Efficiently convert rows to columns in sql server
...ATH(''), TYPE
).value('.', 'NVARCHAR(MAX)')
,1,1,'')
set @query = N'SELECT ' + @cols + N' from
(
select value, ColumnName
from yourtable
) x
pivot
(
max(value)
for...
Is there a JavaScript function that can pad a string to get to a determined length?
I am in need of a JavaScript function which can take a value and pad it to a given length (I need spaces, but anything would do). I found this:
...
Detect Browser Language in PHP
...uageList($languageList) {
if (is_null($languageList)) {
if (!isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
return array();
}
$languageList = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
}
$languages = array();
$languageRanges = explode(',', trim($languageList));...
Iterating C++ vector from the end to the beginning
Is it possible to iterate a vector from the end to the begin?
12 Answers
12
...
How to search for a part of a word with ElasticSearch
...Gram, too. I use standard tokenizer and nGram just as a filter. Here is my setup:
{
"index": {
"index": "my_idx",
"type": "my_type",
"analysis": {
"index_analyzer": {
"my_index_analyzer": {
"type": "custom",
"tokenizer": "standard",
"filter"...
Count the number of occurrences of a string in a VARCHAR field?
...t an integer value.
Generalized version (works for every needle string):
SET @needle = 'value';
SELECT
description,
CHAR_LENGTH(description) - CHAR_LENGTH(REPLACE(description, @needle, SPACE(LENGTH(@needle)-1)))
AS `count`
FROM <table>
...
How can I lookup a Java enum from its String value?
... You can use valueOf() but the name must match identically to that set in the enum declaration. Either of the two lookup methods above can be modified to use .equalsIgnoringCase() and have little more robustness to error.
– user1239282
Jun 22 '12 at 2:1...
Why use a prime number in hashCode?
...
In other words... we need to know something about the set of input values and the set's regularities, in order to write a function that's designed to strip them of those regularities, so the values in the set don't collide in the same hash buckets. Multiplying/Dividing/Moduloin...
How can I get the current language in Django?
...loyment/… "with static (middleware-less) translation, the language is in settings.LANGUAGE_CODE, while with dynamic (middleware) translation, it's in request.LANGUAGE_CODE."
– Alexander Marquardt
Dec 1 '10 at 18:10
...
How do I enlarge an EER Diagram in MySQL Workbench?
...Model Options;
Choose the "Diagram" tab;
Uncheck "Use defaults from global settings..." at the bottom;
Confirm "Ok". This may crash Workbench, depending on the version and/or operating system.
Either way, "Model > Diagram Properties and Size..." should now be enabled, even if you had to reopen W...