大约有 13,350 项符合查询结果（耗时：0.0181秒） [XML]
What is the best way to find the users home directory in Java?
...FolderPath allows you to retrieve special folders, like My Documents (CSIDL_PERSONAL) or Local Settings\Application Data (CSIDL_LOCAL_APPDATA).
Sample JNA code:
public class PrintAppDataDir {
public static void main(String[] args) {
if (com.sun.jna.Platform.isWindows()) {
...
Check if a value is an object in JavaScript
...so objects and should be included in your check.
– JS_Riddler
Dec 21 '12 at 18:25
4
In this case ...
querySelector search immediate children
...;
var hadId = true;
if( !elem.id ) {
hadID = false;
elem.id = 'some_unique_value';
}
sel = '#' + elem.id + sel;
var result = document.querySelectorAll( sel );
if( !hadId ) {
elem.id = '';
}
This certainly isn't jQuery code, but from what I remember, it is basically what they do. Not...
Integrating the ZXing library directly into my Android application
...t XML file:
<ImageView
android:id="@+id/qrCode"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="50dp"
android:layout_centerHorizontal="true"/>
Code snippet:
// ImageView to display the QR code in. This should be defin...
Can grep show only words that match search pattern?
... an explanation for what "\w*th\w*" * means, so I figured I'd post. \w is [_[:alnum:]], so this matches basically any "word" that contains 'th' (since \w doesn't include space). The * after the quoted section is a glob for which files (i.e., matching all files in this directory)
...
Executing Batch File in C#
...
This approach is not applicable when I run "pg_dump ... > dumpfile" which dumps a 27 GB database to dumpfile
– Paul
Oct 29 '12 at 17:28
...
Rotating and spacing axis labels in ggplot2
...
Change the last line to
q + theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1))
By default, the axes are aligned at the center of the text, even when rotated. When you rotate +/- 90 degrees, you usually want it to be aligned at the edge instead:
The image ab...
How to get Twitter-Bootstrap navigation to show active link?
...g the same code over and over. I would recommend at least using the current_page? method to check the current controller/action, and would also move the code into a helper to avoid the code repetition.
– Dustin Frazier
May 9 '12 at 17:17
...
Converting from a string to boolean in Python?
...
Use:
bool(distutils.util.strtobool(some_string))
Python 2: http://docs.python.org/2/distutils/apiref.html?highlight=distutils.util#distutils.util.strtobool
Python 3: https://docs.python.org/3/distutils/apiref.html#distutils.util.strtobool
True values are y...
How to check if object has any properties in JavaScript?
...5
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/keys
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