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How can I get the current date and time in UTC or GMT in Java?
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Behrang, according to stackoverflow.com/questions/4123534/…, the MySQL JDBC driver converts a given java.util.Timestamp (or java.util.Date) to the server time zone.
– Derek Mahar
Dec 7 '10 at 21:02
...
Set transparent background using ImageMagick and commandline prompt
...color and white background. like trump photos.
– Sr. PHP Programmer Team Lead
Nov 27 '19 at 5:24
For white on white, t...
How to comment a block in Eclipse?
...f, thanks to the previous responses.
In my particular case, while editing PHP code on Eclipse Juno, I have found that the previous commands won't work for me. Instead of them, I should press Ctrl+ 7 (on the superior number key) to obtain the double bar comment ("//"). There's no way I can comment t...
CSS Display an Image Resized and Cropped
...image, the user still has to download the image. It might be better to use php and GD or another image editing library to resize and crop the image before sending it to the user. It all depends on what you want, loading the server or the users bandwidth.
– J-Rou
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Calculate the center point of multiple latitude/longitude coordinate pairs
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I found this post very useful so here is the solution in PHP. I've been using this successfully and just wanted to save another dev some time.
/**
* Get a center latitude,longitude from an array of like geopoints
*
* @param array data 2 dimensional array of latitudes and longit...
Office在线预览及PDF在线预览的实现方式大集合 - 更多技术 - 清泛网 - 专注...
...用适合中文排版的纯Html、CSS技术。
2、接口简单，适合PHP、JSP、ASP.net等所有的对接，省心省力。
3、费用低廉，节省投入。
4、不用关心客户端是否安装了Office软件，不用在客户端部署。
5、手机在线预览2页Word文档只有3K大小...
What is the most efficient way to deep clone an object in JavaScript?
...e(JSON.stringify(object))
const a = {
string: 'string',
number: 123,
bool: false,
nul: null,
date: new Date(), // stringified
undef: undefined, // lost
inf: Infinity, // forced to 'null'
re: /.*/, // lost
}
console.log(a);
console.log(typeof a.date); // Date obje...
“No X11 DISPLAY variable” - what does it mean?
...ror.
Download this app xming:
http://sourceforge.net/project/downloading.php?
Install, then use settings on this link:
http://www.geo.mtu.edu/geoschem/docs/putty_install.html or follow this steps:
Installing/Configuring PuTTy and Xming
Once PuTTy and Xming have been downloaded to the PC, insta...
How do I flush the cin buffer?
...ble.
See Using fflush(stdin).
Also, see http://ubuntuforums.org/showpost.php?s=9129c7bd6e5c8fd67eb332126b59b54c&p=452568&postcount=1 for an alternative.
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What are the differences between a pointer variable and a reference variable in C++?
...e of that object becomes the lifetime of the reference.
std::string s1 = "123";
std::string s2 = "456";
std::string s3_copy = s1 + s2;
const std::string& s3_reference = s1 + s2;
In this example s3_copy copies the temporary object that is a result of the concatenation. Whereas s3_reference in...