大约有 43,000 项符合查询结果（耗时：0.0309秒） [XML]
How do I check if I'm running on Windows in Python? [duplicate]
...lue cannot be determined.
If that isn't working, maybe try platform.win32_ver and if it doesn't raise an exception, you're on Windows; but I don't know if that's forward compatible to 64-bit, since it has 32 in the name.
win32_ver(release='', version='', csd='', ptype='')
Get additional ...
Is there a function to make a copy of a PHP array to another?
... by reference. This means that:
$a = array();
$b = $a;
$b['foo'] = 42;
var_dump($a);
Will yield:
array(0) {
}
Whereas:
$a = new StdClass();
$b = $a;
$b->foo = 42;
var_dump($a);
Yields:
object(stdClass)#1 (1) {
["foo"]=>
int(42)
}
You could get confused by intricacies such as Ar...
Restoring Nuget References?
...Sync-References([string]$PackageId) {
get-project -all | %{
$proj = $_ ;
Write-Host $proj.name;
get-package -project $proj.name | ? { $_.id -match $PackageId } | % {
Write-Host $_.id;
uninstall-package -projectname $proj.name -id $_.id -version $_.version -RemoveDependen...
How to handle anchor hash linking in AngularJS
...
I use $location.hash(my_id); $anchorScroll; $location.hash(null). It prevents the reload and I don't have to manage the old variable.
– MFB
Jun 25 '15 at 5:11
...
How to initialize std::vector from C-style array?
...
Don't forget that you can treat pointers as iterators:
w_.assign(w, w + len);
share
|
improve this answer
|
follow
|
...
How to disable HTML button using JavaScript?
...n purposes
// don't ever actually use document.write(), eval(), or access __proto__
function log(value) {
document.write(`<pre>${value}</pre>`);
}
function logChain(code) {
log(code);
var object = eval(code);
do {
log(`${object.constructor.name} ${object instan...
Environment variables for java installation
...ironment variables (== environment variables of type user variables)
JAVA_HOME : C:\Program Files\Java\jdk1.8.0_112
JDK_HOME : %JAVA_HOME%
JRE_HOME : %JAVA_HOME%\jre
CLASSPATH : .;%JAVA_HOME%\lib;%JAVA_HOME%\jre\lib
PATH : your-unique-entries;%JAVA_HOME%\bin (make sure that the longish your...
Using custom std::set comparator
...overloads the () operator so it can be called like a function).
struct lex_compare {
bool operator() (const int64_t& lhs, const int64_t& rhs) const {
stringstream s1, s2;
s1 << lhs;
s2 << rhs;
return s1.str() < s2.str();
}
};
You then...
How to save an HTML5 Canvas as an image on a server?
... a hidden field. After that I submit the form.
document.getElementById('my_hidden').value = canvas.toDataURL('image/png');
document.forms["form1"].submit();
4) When the form is submited I have this small php script:
<?php
$upload_dir = somehow_get_upload_dir(); //implement this function you...
Is “else if” a single keyword?
...nt i;
}
So how is your slightly extended example parsed?
if
statement_0;
else
if
statement_1;
else
if
statement_2 ;
will be parsed like this:
if
{
statement_0;
}
else
{
if
{
statement_1;
}
else
{
if
{
statement_2 ;
...