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JNI converting jstring to char *
...
Thanks Jason Rogers's answer first.
In Android && cpp should be this:
const char *nativeString = env->GetStringUTFChars(javaString, nullptr);
// use your string
env->ReleaseStringUTFChars(javaString, nativeString);
Can fix this errors:
1.error: base ope...
Can I have an IF block in DOS batch file?
... you've shown will produce the result you're looking for.
The following sample code works fine for me:
@echo off
if ERRORLEVEL == 0 (
echo GP Manager is up
goto Continue7
)
echo GP Manager is down
:Continue7
Please note a few specific details about my sample code:
The space added bet...
How to rsync only a specific list of files?
...
Wes Hardaker: Does your Edit & reference to "Josip Rodin's answer" actually refer to @atp answer that Rodin edited?
– Seamus
Mar 2 at 8:50
...
How can I convert a std::string to int?
...tr;
// string -> integer
if(sscanf(str.c_str(), "%d", &i) != 1)
// error management
// string -> float
if(sscanf(str.c_str(), "%f", &f) != 1)
// error management
// string -> double
if(sscanf(str.c_str(), "%...
Meaning of $? (dollar question mark) in shell scripts
...about to do vendor/bin/drush status bootstrap | grep -q $(vendor/bin/drush php-eval 'if (function_exists("t")) echo t("Successful");') &> /dev/null;. If I had to put that in a single line if [ ... ] it would be terribly unreadable. I plan to store the output of that line to a variable so I ca...
What is the difference between statically typed and dynamically typed languages?
...cally-typed language with type inference).
Examples: Perl, Ruby, Python, PHP, JavaScript
Most scripting languages have this feature as there is no compiler to do static type-checking anyway, but you may find yourself searching for a bug that is due to the interpreter misinterpreting the type of a...
Generate JSON string from NSDictionary in iOS
...tyPrinted : 0)
error:&error];
if (! jsonData) {
NSLog(@"%s: error: %@", __func__, error.localizedDescription);
return @"{}";
} else {
return [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncodi...
How to compute the similarity between two text documents?
...arse matrix is to save (a substantial amount of space) for a large corpus & vocabulary. Instead of converting to a NumPy array, you could do:
>>> n, _ = pairwise_similarity.shape ...
Zero-pad digits in string
...
There's also str_pad
<?php
$input = "Alien";
echo str_pad($input, 10); // produces "Alien "
echo str_pad($input, 10, "-=", STR_PAD_LEFT); // produces "-=-=-Alien"
echo str_pad($input, 10, "_", STR_PAD_BOTH); // produces ...
How can you list the matches of Vim's search?
...ered Feb 4 '09 at 1:10
too much phptoo much php
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