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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
...trarily deep nesting, you need an arbitrarily large
automaton, which collides with the notion of a finite automaton.
The definition of regular expressions is equivalent to the fact that a test of whether a string matches the pattern can be performed by a finite automaton (one different automaton...
What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
I have read a bit on this, but I can't seem to find anything solid about how different browsers treat things.
5 Answers
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Python + Django page redirect
...how to pass the value of parameters to lambda, i.e. url(r'^(?P<location_id>\d+)/$', lambda x: HttpResponseRedirect(reverse('dailyreport_location', args=['%(location_id)', ]))) does not work
– radtek
Jun 12 '14 at 16:51
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jQuery and TinyMCE: textarea value doesn't submit
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Using TinyMCE 3.2+ with jquery plugin:$('#textarea_id').tinymce().save(); in the onSubmit handler of your form.
– Brenden
Apr 22 '11 at 22:25
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Finding diff between current and last version
...to know the diff between head and any commit you can use:
git diff commit_id HEAD
And this will launch your visual diff tool (if configured):
git difftool HEAD^ HEAD
Since comparison to HEAD is default you can omit it (as pointed out by Orient):
git diff @^
git diff HEAD^
git diff commit_id
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GridCtrl 控件FAQ - C/C++ - 清泛网 - 专注C/C++及内核技术
GridCtrl 控件FAQ目录GridCtrlEx控件FAQ.. 11. 一个固定用法... 12. 可以控制单元格是否可以编辑... 33. 在选定一个单元格时，选择整行... 34. 说明...
目录
1. 一个固定用法... 1
2. 可以控制单元格是否可以编辑... 3
3. 在选定一个单元格...
CSS /JS to prevent dragging of ghost image?
...uery method: $('#myImage').attr('draggable', false);
document.getElementById('myImage').setAttribute('draggable', false);
<img id="myImage" src="http://placehold.it/150x150">
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Is it possible to rotate a drawable in the xml description?
...n XML:
<?xml version="1.0" encoding="utf-8"?>
<rotate xmlns:android="http://schemas.android.com/apk/res/android"
android:fromDegrees="90"
android:toDegrees="90"
android:pivotX="50%"
android:pivotY="50%"
android:drawable="@drawable/mainmenu_backgroun...
What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
...perator but not the ternary operator. Major languages (C#, Java, PHP) consider it a conditional operator, and call it the ?: operator. Occasionally (JavaScript) it is called the conditional operator.
– Sheepy
May 30 '14 at 8:02
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Store a closure as a variable in Swift
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The compiler complains on
var completionHandler: (Float)->Void = {}
because the right-hand side is not a closure of the appropriate signature, i.e. a closure taking
a float argument. The following would assign a "do nothing" closure to the
completion handler:
var completionHandler:...