大约有 46,000 项符合查询结果（耗时：0.0999秒） [XML]
PHP: How to remove all non printable characters in a string?
...
7 bit ASCII?
If your Tardis just landed in 1963, and you just want the 7 bit printable ASCII chars, you can rip out everything from 0-31 and 127-255 with this:
$string = preg_replace('/[\x00-\x1F\x7F-\xFF]/', '', $string);
I...
How to unpack and pack pkg file?
...
Packages are just .xar archives with a different extension and a specified file hierarchy. Unfortunately, part of that file hierarchy is a cpio.gz archive of the actual installables, and usually that's what you want to edit. And there's also a Bom file that ...
Declaring a custom android UI element using XML
...de the layout file and not actually handling the values inside the class initialisation. The steps are as follows:
1. Declare attributes in values\attrs.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<declare-styleable name="MyCustomView">
<attr name="andro...
“open/close” SqlConnection or keep open?
I have my business-logic implemented in simple static classes with static methods. Each of these methods opens/closes SQL connection when called:
...
String literals and escape characters in postgresql
...ated.
I found a discussion that indicated the text needed to be preceded with 'E', as such:
insert into EscapeTest (text) values (E'This is the first part \n And this is the second');
This suppressed the warning, but the text was still not being returned correctly. When I added the additional sl...
What would be C++ limitations compared C language? [closed]
Following are the benefits of C++
32 Answers
32
...
Pull request vs Merge request
...
GitLab's "merge request" feature is equivalent to GitHub's "pull request" feature. Both are means of pulling changes from another branch or fork into your branch and merging the changes with your existing code. They are usefu...
What is a semaphore?
...equently used to solve multi-threading problems. My question to the community:
14 Answers
...
Autoincrement VersionCode with gradle extra properties
I'm building an Android app with gradle. Until now I used the Manifest file to increase the versionCode, but I would like to read the versionCode from an external file and depending if it is the release flavor or the debug flavor increase the versionCode. I tried the extra properties, but you can't ...
What are the differences between Deferred, Promise and Future in JavaScript?
... apparent dislike for how I've attempted to answer the OP's question. The literal answer is, a promise is something shared w/ other objects, while a deferred should be kept private. Primarily, a deferred (which generally extends Promise) can resolve itself, while a promise might not be able to do so...