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When does ADT set BuildConfig.DEBUG to false?
...ava is generated as follows:
public final class BuildConfig {
// Fields from build type: debug
public static final Boolean DEBUG_MODE = true;
}
Then in my code I can use:
if (BuildConfig.DEBUG_MODE) {
// do something
}
I recommand to clean after switching debug/release build.
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In C, do braces act as a stack frame?
...fiers declared within the braces are only accessible within the braces, so from a programmer's point of view, it is like they are pushed onto the stack as they are declared and then popped when the scope is exited. However, compilers don't have to generate code that pushes/pops anything on entry/ex...
File inside jar is not visible for spring
...ou are using resource.getInputStream() not resource.getFile() when loading from inside a jar file.
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static constructors in C++? I need to initialize private static objects
...ing to have to do all that. One of the many "mistakes" C# and java learned from.
– Gordon Gustafson
Jul 28 '09 at 22:59
110
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How to do case insensitive string comparison?
..., then it's a little more complicated 'cause you need to generate a RegExp from the string but passing the string to RegExp constructor can result in incorrect matches or failed matches if the string has special regex characters in it.
If you care about internationalization don't use toLowerCase() ...
Intellij IDEA generate for-each/for keyboard shortcut
...
Create for loop from an existing list statement:
Highlight the list
Cmd+Alt+J or Ctrl+Alt+J
Choose Iterate Iterable from the dropdown (i)
https://www.jetbrains.com/phpstorm/help/creating-code-constructs-using-surround-templates.html
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Why do we need extern “C”{ #include } in C++?
...thing like this: #ifdef __cplusplus extern "C" { #endif So when included from a C++ file they are still treated as a C header.
– Calmarius
Mar 13 '17 at 12:58
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how to convert an RGB image to numpy array?
...ng Library) and Numpy work well together.
I use the following functions.
from PIL import Image
import numpy as np
def load_image( infilename ) :
img = Image.open( infilename )
img.load()
data = np.asarray( img, dtype="int32" )
return data
def save_image( npdata, outfilename ) :
...
Java Replacing multiple different substring in a string at once (or in the most efficient way)
...ges frequently).
Below is a full example, based on a list of tokens taken from a map. (Uses StringUtils from Apache Commons Lang).
Map<String,String> tokens = new HashMap<String,String>();
tokens.put("cat", "Garfield");
tokens.put("beverage", "coffee");
String template = "%cat% really...
How do I undo a checkout in git?
I just checked out an earlier commit from my local git repo. I haven't made any changes to it, I was just looking at it. Now I want to go back to my latest commit - how do I do that?
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