我有两个字段nnmu和nnmi,
if nnmu is equal to 1, I need to return naziv_mesta from **mesto_istovara**,
else if it's =0 I need to return naziv_mesta from mesto_utovara table
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反转,
if nnmi is equal to 1, then I need to return naziv_mesta from **mesto_utovara,**
else if it's =0 need to return naziv_mesta from mesto_istovara.
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起初一切看起来都很好,但不知何故它混合了值,当nnmi和nnmu都等于0时它起作用,但当任何一个值为1时它返回无意义.有帮助吗?
select u.id_utovar,
u.datum_isporuke,
u.broj_otpremnice,
r.naziv_robe,
CASE u.nnmu
WHEN u.nnmu ='0' THEN mu.naziv_mesta
WHEN u.nnmu ='1' THEN m.naziv_mesta
ELSE 'GRESKA'
END as mesto_utovara,
CASE u.nnmi
WHEN u.nnmi …Run Code Online (Sandbox Code Playgroud) 我需要在Android上的Java中计算两个图像之间的像素差异.问题是我的代码返回不准确的结果.
例如,我有3个非常相似的图片,但它们返回显着不同的结果,用于比较每个图片:pic1与pic2 = 1.71%; pic1 vs pic3 = 0.0045%; pic2 vs pic3 = 36.7%.
BitmapFactory.Options opt = new BitmapFactory.Options();
opt.inPreferredConfig = Bitmap.Config.ARGB_8888;
opt.inSampleSize = 5;
Bitmap mBitmap1 = BitmapFactory.decodeFile("/sdcard/pic1.jpg", opt);
Bitmap mBitmap2 = BitmapFactory.decodeFile("/sdcard/pic2.jpg", opt);
int intColor1 = 0;
int intColor2 = 0;
for (int x = 0; x < mBitmap1.getWidth(); x++) {
for (int y = 0; y < mBitmap1.getHeight(); y++) {
intColor1 = mBitmap1.getPixel(x, y);
intColor2 = mBitmap2.getPixel(x, y);
//System.out.print(" ("+ x + ","+ y +") c:" + …Run Code Online (Sandbox Code Playgroud) 我有这个 JSON 双引号字符串,我想在其中插入变量 idValue
string json = @"
{
""Request"":
{
""ElementList"":
{
""id"": ""idValue""
}
}
}
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在常规字符串中,这可以通过 "+idValue+" 来完成,但是当我有这些双引号时,我如何在这里做到这一点?谢谢。