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PHP Timestamp into DateTime
...
You don't need to turn the string into a timestamp in order to create the DateTime object (in fact, its constructor doesn't even allow you to do this, as you can tell). You can simply feed your date string into the DateTime constructor as-is:
// Assu...
Play audio file from the assets directory
...ere my static version:
public static void playAssetSound(Context context, String soundFileName) {
try {
MediaPlayer mediaPlayer = new MediaPlayer();
AssetFileDescriptor descriptor = context.getAssets().openFd(soundFileName);
mediaPlayer.setDataSource(descriptor.getFileD...
How to create a zip archive with PowerShell?
... version instead) and use this PowerShell method:
function create-7zip([String] $aDirectory, [String] $aZipfile){
[string]$pathToZipExe = "$($Env:ProgramFiles)\7-Zip\7z.exe";
[Array]$arguments = "a", "-tzip", "$aZipfile", "$aDirectory", "-r";
& $pathToZipExe $arguments;
}
You ca...
&& (AND) and || (OR) in IF statements
...uated. And this is very useful. For example, if you need to test whether a String is not null or empty, you can write:
if (str != null && !str.isEmpty()) {
doSomethingWith(str.charAt(0));
}
or, the other way around
if (str == null || str.isEmpty()) {
complainAboutUnusableString();
} ...
Can I get CONST's defined on a PHP class?
...ss name); second, to be completely clear, the resulting array’s keys are strings, not constants as the formatting here might be taken to suggest. (Worth mentioning only as the fn is undocumented.)
– Benji XVI
May 16 '11 at 23:08
...
Which Boost features overlap with C++11?
...ow)
Move ← Rvalue references
Replaceable by C++17 language features:
String_ref → std::string_view
Filesystem → <filesystem> (Filesystem TS)
Optional → std::optional (Library Fundamentals TS v1)
Any → std::any (Library Fundamentals TS v1)
Math/Special Functions → <cmath> ...
What is the default initialization of an array in Java?
...
What about a String array?
– Zac
Dec 23 '17 at 7:05
1
...
What are all the common undefined behaviours that a C++ programmer should know about? [closed]
...volatile or sig_atomic_t at the receipt of a signal
Attempting to modify a string literal or any other const object during its lifetime
Concatenating a narrow with a wide string literal during preprocessing
Function and Template
Not returning a value from a value-returning function (directly or by...
Static method behavior in multi-threaded environment in java
...p. In which case all sorts of things might happen. But as Hans points out, Strings are immutable (cannot be changed) so we're safe if this is the only object being "shared".
So many threads can be running the same method. They might not be running at the same time - it depends how many cores you ha...
Dynamically access object property using variable
...ful with this: javascript compilers will error here since they dont rename strings but they do rename object properties
– chacham15
Dec 6 '11 at 8:40
6
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