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半个汉字的校验与处理(C++) - C/C++ - 清泛网 - 专注C/C++及内核技术
...
// strSrc: 原始字符串
// nMaxLen: 截断后的最大长度
char *GetTruncate(char *strSrc, int nMaxLen)
{
if (strSrc == NULL || nMaxLen == 0)
{
return NULL;
}
int len = strlen(strSrc);
if (len == 0)
{
...
C语言面试那些事儿──一道指针与数组问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
...─一道指针与数组问题首先看如下代码：int main(int argc, char** argv){ int a[5] = {1,2,3,4,5}; int* ptr = (int*)(&a + 1); ...首先看如下代码：
int main(int argc, char** argv)
{
int a[5] = {1,2,3,4,5};
int* ptr = (int*)(&a + 1);
printf("%d,%d\n", *(a+1...
error C2758: “ConstInit::cival”: 必须在构造函数基/成员初始值设定项列...
... int ival;
const int cival;
int &rival;
};
int main(int argc, char *argv[])
{
ConstInit ci;
}
这里引用类型rival以及const类型cival都没有在初始化列表中初始化，因此报错。解决办法就是在初始化列表中初始化这些特殊的类成员。如下...
How can I find the latitude and longitude from address?
...
public GeoPoint getLocationFromAddress(String strAddress){
Geocoder coder = new Geocoder(this);
List<Address> address;
GeoPoint p1 = null;
try {
address = coder.getFromLocationName(strAddress,5);
if (address==null) {
return null;
}
A...
Properly escape a double quote in CSV
...riginal question doesn't ask about PHP. This only seems to be true for the string delimiter (and only for the chosen delimiter) when a program, such as Open Office, allows you to change it.
– Dave F
Dec 1 '18 at 22:07
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How to present a simple alert message in java?
...ity" you can always wrap your code in a short method:
private void msgbox(String s){
JOptionPane.showMessageDialog(null, s);
}
and the usage:
msgbox("don't touch that!");
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How to get the filename without the extension in Java?
...e, you can use the following:
import org.apache.commons.io.FilenameUtils;
String fileNameWithOutExt = FilenameUtils.removeExtension(fileNameWithExt);
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Angular - ui-router get previous state
...f the user is logged in or not.
appSettings are constants just for not use strings everywhere. appSettings.states.login and appSettings.states.register contain the name of the state for the login and register url.
Then in any controller/service etc you need to inject $state service and you can acc...
Why “decimal” is not a valid attribute parameter type?
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OK so why are strings allowed as attribute properties? I suppose it comes under the 'array of primitives' category but it is heap allocated (reference type)...
– Steztric
Nov 11 '16 at 8:29
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Looping through the content of a file in Bash
...ine has less than three fields, the missing fields will be set to an empty string
# if the line has more than three fields, `field3` will get all the values, including the third field plus the delimiter(s)
done < input.txt
Reading from the output of another command, using process substitution...