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How to debug PDO database queries?
...g($sql_string, array $params = null) {
if (!empty($params)) {
$indexed = $params == array_values($params);
foreach($params as $k=>$v) {
if (is_object($v)) {
if ($v instanceof \DateTime) $v = $v->format('Y-m-d H:i:s');
else continu...
How can I extend typed Arrays in Swift?
...library/prerelease/ios/documentation/Swift/Reference/Swift_Array_Structure/index.html#//apple_ref/swift/struct/s:Sa)... so I'm still a little unsure.
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How to check if a string “StartsWith” another string?
...
Another alternative with .lastIndexOf:
haystack.lastIndexOf(needle, 0) === 0
This looks backwards through haystack for an occurrence of needle starting from index 0 of haystack. In other words, it only checks if haystack starts with needle.
In princip...
How to get diff working like git-diff?
...
You can also use git diff --no-index -- A B (via manpage).
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Using MemoryStore in production
...an it up. In the case of Mongo, you can set expiration date while ensuring indexing.
– huggie
Sep 5 '14 at 5:50
57
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Move existing, uncommitted work to a new branch in Git
...s commit>"
The changes in the working directory and changes staged in index do not belong to any branch yet. This changes the branch where those modifications would end in.
You don't reset your original branch, it stays as it is. The last commit on <old-branch> will still be the same. Th...
What are the best PHP input sanitizing functions?
...be encoded.
Second, you can try removing any possible HTML. strip_tags is quick and easy, but also sloppy. HTML Purifier does a much more thorough job of both stripping out all HTML and also allowing a selective whitelist of tags and attributes through.
Modern PHP versions ship with the filter ext...
How to initialize a two-dimensional array in Python?
...he second. List multiplication makes a shallow copy. When you assign to an index, it does a proper change, but access does not, so when you do a[x][y] = 2, it's accessing, not assigning, for the xth index - only the yth access is actually changed. This page helped me explain with diagrams that are p...
Error installing mysql2: Failed to build gem native extension
...ate new rails app
rails new world
Delete the file c:\Sites\world\public\index.html
Edit the file c:\Sites\world\config\routes.rb
add this line -> root :to => 'cities#index'
Open command prompt (generate views and controllers)
rails generate scaffold city ID:integer Name:string CountryCode...
How should I use git diff for long lines?
...f getting something like this:
diff --git a/test-file.txt b/test-file.txt
index 19e6adf..eb6bb81 100644
--- a/test-file.txt
+++ b/test-file.txt
@@ -1 +1 @@
-this is a short line
+this is a slightly longer line
You might get something like this:
diff --git a/test-file.txt b/test-file.txt
index 19...