大约有 48,000 项符合查询结果（耗时：0.0732秒） [XML]
jQuery: Get selected element tag name
...
1048
You can call .prop("tagName"). Examples:
jQuery("<a>").prop("tagName"); //==> "A"
jQ...
Relative paths based on file location instead of current working directory [duplicate]
... to do is get the absolute path of the script (available via ${BASH_SOURCE[0]}) and then use this to get the parent directory and cd to it at the beginning of the script.
#!/bin/bash
parent_path=$( cd "$(dirname "${BASH_SOURCE[0]}")" ; pwd -P )
cd "$parent_path"
cat ../some.text
This will make y...
Android custom dropdown/popup menu
...
+50
Update: To create a popup menu in android with Kotlin refer my answer here.
To create a popup menu in android with Java:
Create a la...
Rebuild or regenerate 'ic_launcher.png' from images in Android Studio
...
For Android Studio 0.4.0 and later, click "File > New > Image Asset".
share
|
improve this answer
|
follow
...
Is there a fixed sized queue which removes excessive elements?
...|
edited May 23 '17 at 12:02
Community♦
111 silver badge
answered Dec 26 '09 at 17:08
...
Check if a given key already exists in a dictionary
... intended way to test for the existence of a key in a dict.
d = {"key1": 10, "key2": 23}
if "key1" in d:
print("this will execute")
if "nonexistent key" in d:
print("this will not")
If you wanted a default, you can always use dict.get():
d = dict()
for i in range(100):
key = i % 1...
What does the Reflect object do in JavaScript?
...
UPDATE 2015:
As pointed out by 7th's answer, now that ES6 (ECMAScript 2015) has been finalized, more appropriate documentation is now available:
ES6 spec, Reflection
MDN Reflect (including details and examples to all of its methods...
How to set the UITableView Section title programmatically (iPhone/iPad)?
...)section {
NSString *sectionName;
switch (section) {
case 0:
sectionName = NSLocalizedString(@"mySectionName", @"mySectionName");
break;
case 1:
sectionName = NSLocalizedString(@"myOtherSectionName", @"myOtherSectionName");
bre...
Are delphi variables initialized with a value by default?
...
10 Answers
10
Active
...
What exactly does the post method do?
...
160
post :post causes the Runnable to be added to the message queue,
Runnable : Represents a comman...