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How can you find and replace text in a file using the Windows command-line environment?
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Replace - Replace a substring using string substitution
Description: To replace a substring with another string use the string substitution feature. The example shown here replaces all occurrences "teh" misspellings with "the" in the string variabl...
Effective way to find any file's Encoding
...;The detected encoding.</returns>
public static Encoding GetEncoding(string filename)
{
// Read the BOM
var bom = new byte[4];
using (var file = new FileStream(filename, FileMode.Open, FileAccess.Read))
{
file.Read(bom, 0, 4);
}
// Analyze the BOM
if (bom[0...
Is there a printf converter to print in binary format?
...es for what you want.
#include <stdio.h> /* printf */
#include <string.h> /* strcat */
#include <stdlib.h> /* strtol */
const char *byte_to_binary(int x)
{
static char b[9];
b[0] = '\0';
int z;
for (z = 128; z > 0; z >>= 1) {
strcat(b, ((x &am...
Why split the tag when writing it with document.write()?
...s a valid escape sequence for /, so why not just use that instead of those string literal escapes for <? E.g. document.write('<script src=foo.js><\/script>');. Also, </script> is not the only character sequence that can close a <script> element. Some more info here: mathia...
Should a retrieval method return 'null' or throw an exception when it can't produce the return value
....
Whatever you do, I highly advise against the third option: Returning a string that says "WTF".
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Convert generic List/Enumerable to DataTable?
...agnostics;
public class MyData
{
public int A { get; set; }
public string B { get; set; }
public DateTime C { get; set; }
public decimal D { get; set; }
public string E { get; set; }
public int F { get; set; }
}
static class Program
{
static void RunTest(List<MyData&g...
How to center align the cells of a UICollectionView?
... This is good solution thanks, however this does require some extra calculations on my side.
– RVN
Nov 27 '12 at 16:49
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App Launcher 应用启动器扩展：用于启动其他应用程序的强大工具，支持独立...
...键值的列表
getResultValue 方法将与指定键关联的值作为 String 返回
getResultObject 方法将与指定键关联的值作为 object 返回，即与被启动的应用程序存储的数据类型相同
关于Intent
Android使用 Intent 对象向系统发送...
How to split a sequence into two pieces by predicate?
...like this (modify if you need to search for ints)
def split(list_in: List[String], search: String): List[List[String]] = {
def split_helper(accum: List[List[String]], list_in2: List[String], search: String): List[List[String]] = {
val (h1, h2) = list_in2.span({x: String => x!= search})
...
Determine if running on a rooted device
...tMethod3();
}
private static boolean checkRootMethod1() {
String buildTags = android.os.Build.TAGS;
return buildTags != null && buildTags.contains("test-keys");
}
private static boolean checkRootMethod2() {
String[] paths = { "/system/app/Superuser.a...