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How to hide command output in Bash
...mp;-:
/your/first/command >&- 2>&-
Be careful to note the order: >&- closes stdout, which is what you want to do; &>- redirects stdout and stderr to a file named - (hyphen), which is not what what you want to do. It'll look the same at first, but the latter creates a s...
How to append something to an array?
... be called with multiple arguments, which will be appended to the array in order. For example:
var arr = ['first'];
arr.push('second', 'third');
console.log(arr);
As a result of this you can use push.apply to append an array to another array like so:
var arr = ['first'];
arr.push...
How big can a MySQL database get before performance starts to degrade
...tables. Getting a clean import of a dump file has become problematic. In order to make the process stable enough to automate, various choices needed to be made to prioritize stability over performance. If we ever had to recover from a disaster using a SQL backup, we'd be down for days.
Horizontal...
Play audio from a stream using C#
... the source posted in the question to allow usage with Google's TTS API in order to answer the question here:
bool waiting = false;
AutoResetEvent stop = new AutoResetEvent(false);
public void PlayMp3FromUrl(string url, int timeout)
{
using (Stream ms = new MemoryStream())
{
using (...
Password hint font in Android
...TextView;
/**
* This class watches the text input in a password field in order to toggle the field's font so that the hint text
* appears in a normal font and the password appears as monospace.
*
* <p />
* Works around an issue with the Hint typeface.
*
* @author jhansche
* @see <a...
How do I implement __getattribute__ without an infinite recursion error?
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Python language reference:
In order to avoid infinite recursion
in this method, its implementation
should always call the base class
method with the same name to access
any attributes it needs, for example,
object.__getattribute__(self, name).
...
Postgres manually alter sequence
...tly what I was looking for. It allows me to reserve the sequence values in order to insert by batch afterwards.
– Timur
Feb 27 '19 at 9:21
add a comment
| ...
Git branching strategy integated with testing/QA process
...lop. It is step 4 of the process above and it has to do with chronological order. So if feature 2 is ready to be merged but feature 1 was already merged, the feature 2 developer and tester have to make sure that their merge will work.
– Aspasia
Jul 15 '14 at 13...
What is the _snowman param in Ruby on Rails 3 forms for?
...
This parameter was added to forms in order to force Internet Explorer (5, 6, 7 and 8) to encode its parameters as unicode.
Specifically, this bug can be triggered if the user switches the browser's encoding to Latin-1. To understand why a user would decide to d...
Add support library to Android Studio project
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