大约有 44,000 项符合查询结果（耗时：0.1187秒） [XML]
Android: how to draw a border to a LinearLayout
...idering the title: You could use a ShapeDrawable as android:background…
For example, let's define res/drawable/my_custom_background.xml as:
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<corners
android:radius="2dp"
and...
parseInt vs unary plus, when to use which?
...
#Please see this answer for a more complete set of cases
Well, here are a few differences I know of:
An empty string "" evaluates to a 0, while parseInt evaluates it to NaN. IMO, a blank string should be a NaN.
+'' === 0; //true
...
JSON.parse vs. eval()
...mplementations most likely use eval()
JSON.parse is based on Douglas Crockford's solution, which uses eval() right there on line 497.
// In the third stage we use the eval function to compile the text into a
// JavaScript structure. The '{' operator is subject to a syntactic ambiguity
// in JavaSc...
how to check if List element contains an item with a Particular Property Value
...
@tomloprod that's why he checks for an index greater than or equal to zero. if (index >= 0). Could have also written it as if (index > -1).
– DannyC
Jan 24 '18 at 17:28
...
How To Check If A Key in **kwargs Exists?
...
Thanks for the extra explanation! Always good for python newcomers to get some background info and further examples of what is possible and what isn't. In that spirit: I think, kwargs.get("errormessage", 17) might return its value o...
Set default syntax to different filetype in Sublime Text 2
How do I set a default filetype for a certain file extension in Sublime Text 2? Specifically I want to have *.cfg files default to having Ini syntax highlighting but I cannot seem to figure out how I could create this custom setting.
...
Returning JSON from PHP to JavaScript?
...lled through jQuery AJAX. I want the PHP script to return the data in JSON format to the javascript. Here's the pseudo code in the PHP script:
...
warning: [options] bootstrap class path not set in conjunction with -source 1.5
...a blog post:
To use javac from JDK N to cross-compiler to an older platform version, the correct practice is to:
Use the older -source setting.
Set the bootclasspath to compile against the rt.jar (or equivalent) for the older platform.
If the second step is not taken, javac wi...
Immediate Child selector in LESS
...result in syntactic error. However, there is no such syntactic requirement for using '&' here. Otherwise all nestings would require '&' as they are essentially referring to parent.
share
|
i...
In PHP what does it mean by a function being binary-safe?
... binary data (i.e. strings containing non-ASCII bytes and/or null bytes).
For example, a non-binary-safe function might be based on a C function which expects null-terminated strings, so if the string contains a null character, the function would ignore anything after it.
This is relevant because ...