大约有 30,000 项符合查询结果（耗时：0.0379秒） [XML]
How do I break a string across more than one line of code in JavaScript?
...
In your example, you can break the string into two pieces:
alert ( "Please Select file"
+ " to delete");
Or, when it's a string, as in your case, you can use a backslash as @Gumbo suggested:
alert ( "Please Select file\
to delete");
Note that this back...
What is the simplest way to convert a Java string from all caps (words separated by underscores) to
...t all. What's the simplest/most elegant way that I can convert, in Java, a string from the format "THIS_IS_AN_EXAMPLE_STRING" to the format " ThisIsAnExampleString "? I figure there must be at least one way to do it using String.replaceAll() and a regex.
...
Semicolon before self-invoking function? [duplicate]
...: there isn't one! (Learn only one rule and you too can enjoy life without extra semicolons ;-)
Since I write in a semicolon-free style I thus always write it as (where the function-expression can naturally span multiple lines):
;(FunctionExpression)()
In my case it isn't about "safety" or try...
How to prevent multiple instances of an Activity when it is launched with different Intents
...new App());
if(!IsTaskRoot) {
Intent intent = Intent;
string action = intent.Action;
if(intent.HasCategory(Intent.CategoryLauncher) && action != null && action.Equals(Intent.ActionMain, System.StringComparison.OrdinalIgnoreCase)) {
System.Cons...
Drop all the tables, stored procedures, triggers, constraints and all the dependencies in one sql st
..., FKs and tables.
/* Drop all non-system stored procs */
DECLARE @name VARCHAR(128)
DECLARE @SQL VARCHAR(254)
SELECT @name = (SELECT TOP 1 [name] FROM sysobjects WHERE [type] = 'P' AND category = 0 ORDER BY [name])
WHILE @name is not null
BEGIN
SELECT @SQL = 'DROP PROCEDURE [dbo].[' + RTRIM(@...
“PKIX path building failed” and “unable to find valid certification path to requested target”
... certificates.
*/
public class InstallCert {
public static void main(String[] args) throws Exception {
String host;
int port;
char[] passphrase;
if ((args.length == 1) || (args.length == 2)) {
String[] c = args[0].split(":");
host = c[0];...
Use email address as primary key?
...
String comparison is slower than int comparison. However, this does not matter if you simply retrieve a user from the database using the e-mail address. It does matter if you have complex queries with multiple joins.
If you ...
Unioning two tables with different number of columns
...
For the null value, this hack worked for me: 'SomeString' as DummyColumn. Basically, you just replace NULL with some value. This also worked when used with groupby.
– Saurabh Jain
Feb 27 at 6:27
...
sizeof single struct member in C
...->member)
and use it like this:
typedef struct
{
float calc;
char text[255];
int used;
} Parent;
typedef struct
{
char flag;
char text[member_size(Parent, text)];
int used;
} Child;
I'm actually a bit surprised that sizeof((type *)0)->member) is even allowed as a ...
Copy folder recursively in node.js
..."fs")
const path = require("path")
/**
* Look ma, it's cp -R.
* @param {string} src The path to the thing to copy.
* @param {string} dest The path to the new copy.
*/
var copyRecursiveSync = function(src, dest) {
var exists = fs.existsSync(src);
var stats = exists && fs.statSync(src...