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How to get file_get_contents() to work with HTTPS?
I'm working on setting up credit card processing and needed to use a workaround for CURL. The following code worked fine when I was using the test server (which wasn't calling an SSL URL), but now when I am testing it on the working server with HTTPS, it's failing with the error message "failed to o...
Is there a minlength validation attribute in HTML5?
It seems the minlength attribute for an <input> field doesn't work.
17 Answers
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ansible: lineinfile for several lines?
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You can use a loop to do it. Here's an example using a with_items loop:
- name: Set some kernel parameters
lineinfile:
dest: /etc/sysctl.conf
regexp: "{{ item.regexp }}"
line: "{{ item.line }}"
with_items:
- { regex...
Bootstrap Element 100% Width
I want to create alternating 100% colored blocks. An "ideal" situation is illustrated as an attachment, as well as the current situation.
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-didSelectRowAtIndexPath: not being called
I'm writing an iOS app with a table view inside a tab view. In my UITableViewController , I implemented -tableView:didSelectRowAtIndexPath: , but when I select a row at runtime, the method isn't being called. The table view is being populated though, so I know that other tableView methods in my c...
How can I make the Android emulator show the soft keyboard?
I'm debugging an issue with the soft keyboard display not displaying when it should. However, I don't have a device handy for testing. The problem is that the emulator never shows the soft keyboard .
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How to reset Android Studio
...at means reset all settings, remove all projects, all gradle files so that it would act like a fresh installation. What steps do I have to follow to achieve this?
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How to scale threads according to CPU cores?
I want to solve a mathematical problem with multiple threads in Java. my math problem can be separated into work units, that I want to have solved in several threads.
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Best way to detect that HTML5 is not supported
The standard way to deal with situations where the browser does not support the HTML5 <canvas> tag is to embed some fallback content like:
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PHP + MySQL transactions examples
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The idea I generally use when working with transactions looks like this (semi-pseudo-code):
try {
// First of all, let's begin a transaction
$db->beginTransaction();
// A set of queries; if one fails, an exception should be thrown
$db->q...