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Android Facebook integration with invalid key hash
...ow these steps:
Paste the following code in oncreate().
try {
PackageInfo info = getPackageManager().getPackageInfo(
"com.example.packagename",
PackageManager.GET_SIGNATURES);
for (Signature signature : info.signatures) {
Messag...
How to convert timestamps to dates in Bash?
...ring is too complex to be documented in the manpage, so it is described in info: info '(coreutils) date invocation'
– MByD
Mar 23 '16 at 8:48
11
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How do I iterate over an NSArray?
...ictionary, NSArray, NSSet etc.) provide a very nice interface for managing information, without having to worry about the bureaucracy of memory management, reallocation etc. Of course this does come at a cost though. I think it's pretty obvious that say using an NSArray of NSNumbers is going to be s...
Git and nasty “error: cannot lock existing info/refs fatal”
...
I've added some background info, but I must honestly say I don't know exactly why and how this works :)
– arno_v
Jan 12 '18 at 7:36
...
How to copy a directory structure but only include certain files (using windows batch files)
...ou can use ROBOCOPY, try this:
ROBOCOPY C:\Source C:\Destination data.zip info.txt /E
EDIT: Changed the /S parameter to /E to include empty folders.
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Detect permission of camera in iOS
...
}
Since iOS 10 you need to specify
NSCameraUsageDescription key in your Info.plist to be able ask for camera access, otherwise your app will crash at runtime. See APIs Requiring Usage Descriptions.
As an interesting side note, did you know that iOS kills the app if it's running while you change ...
How to check if command line tools is installed
...lect -p 1>/dev/null;echo $?
10.9 Mavericks Update:
Use pkgutil --pkg-info=com.apple.pkg.CLTools_Executables
10.8 Update:
Option 1: Rob Napier suggested to use pkgutil --pkg-info=com.apple.pkg.DeveloperToolsCLI, which is probably cleaner.
Option 2: Check inside /var/db/receipts/com.apple.pkg...
Disable Rails SQL logging in console
...level = 1 is a much better answer as it won't raise exceptions if you use .info and others.
– Dirty Henry
Feb 4 '14 at 16:26
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How do I check CPU and Memory Usage in Java?
...;
import java.io.File;
import java.text.NumberFormat;
public class systemInfo {
private Runtime runtime = Runtime.getRuntime();
public String Info() {
StringBuilder sb = new StringBuilder();
sb.append(this.OsInfo());
sb.append(this.MemInfo());
sb.append(th...
Should I git ignore xcodeproject/project.pbxproj file?
...roject, I offen got xcodeproject/project.pbxproj file changed, but useless info for me, it for compile.
7 Answers
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