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Submit form with Enter key without submit button? [duplicate]
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Don't forget to add the # in front of the input id!
– MadsterMaddness
Nov 4 '14 at 22:50
13
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What part of Hindley-Milner do you not understand?
...] implies [below]".
If there are multiple expressions in [above], then consider them anded together; all of the [above] must be true in order to guarantee the [below].
: means has type
∈ means is in. (Likewise ∉ means "is not in".)
Γ is usually used to refer to an environment or context; in thi...
How can I efficiently select a Standard Library container in C++11?
...for niche applications.
To build such a chart, you just need two simple guidelines:
Choose for semantics first
When several choices are available, go for the simplest
Worrying about performance is usually useless at first. The big O considerations only really kick in when you start handling a f...
When to use symbols instead of strings in Ruby?
...;DR
A simple rule of thumb is to use symbols every time you need internal identifiers. For Ruby < 2.2 only use symbols when they aren't generated dynamically, to avoid memory leaks.
Full answer
The only reason not to use them for identifiers that are generated dynamically is because of memory ...
Practical uses for AtomicInteger
... 1 operations, this is detected rather than overwriting the old update (avoiding the "lost update" problem). This is actually a special case of compareAndSet - if the old value was 2, the class actually calls compareAndSet(2, 3) - so if another thread has modified the value in the meantime, the inc...
Capture iframe load complete event
...t;/script>
2) inline javascript, is another way that you can use inside your HTML markup.
<script>
function onMyFrameLoad() {
alert('myframe is loaded');
};
</script>
<iframe id="myframe" src="..." onload="onMyFrameLoad(this)"></iframe>
3) You may also attach t...
How to convert int[] to Integer[] in Java?
... anyway. I think it comes down to personal preference - I prefer one overridden function, some love using more explicit class.
– Sheepy
Jun 5 '15 at 5:39
2
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How can one use multi threading in PHP applications
...m the PHP documentation:
pthreads is an object-orientated API that provides all of the tools needed for multi-threading in PHP. PHP applications can create, read, write, execute and synchronize with Threads, Workers and Threaded objects.
Warning:
The pthreads extension cannot be used in a...
PowerShell: Setting an environment variable for a single command only
...$pre} else {Remove-Item env:\foo}... some might say unwieldy, but will avoid side effects...
– Lucas
Jun 21 '17 at 21:32
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Exclude all transitive dependencies of a single dependency
...he app module yet). I found this to work:
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>app</artifactId>
<version>${project.version}</version>
<exclusions>
<exclusion>
<groupId>*</gro...