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How to make a copy of a file in android?
...
These worked nice for me
public static void copyFileOrDirectory(String srcDir, String dstDir) {
try {
File src = new File(srcDir);
File dst = new File(dstDir, src.getName());
if (src.isDirectory()) {
String files[] = src.list();
int f...
How to create directory automatically on SD card
...filename);
// now attach the OutputStream to the file object, instead of a String representation
FileOutputStream fos = new FileOutputStream(outputFile);
Note: It might be wise to use Environment.getExternalStorageDirectory() for getting the "SD Card" directory as this might change if a phone come...
Configure Log4net to write to multiple files
... LogManager.GetLogger("SomeName"); get an error cannot convert from string to System.Type. What is missing?
– Benk
May 22 '19 at 19:40
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MySQL: how to get the difference between two timestamps in seconds
...unction returns the internal timestamp value directly, with no implicit “string-to-Unix-timestamp” conversion.
Keep in mind that TIMEDIFF() return data type of TIME. TIME values may range from '-838:59:59' to '838:59:59' (roughly 34.96 days)
...
Environment variables in Mac OS X
...;plist version="1.0">
<dict>
<key>Label</key>
<string>local.launchd.conf</string>
<key>ProgramArguments</key>
<array>
<string>sh</string>
<string>-c</string>
<string>launchctl &lt; ~/.launchd.con...
How to detect if a variable is an array
...ternal [[Class]] property of the object. To get it, use Object.prototype.toString() (this is guaranteed to work by ECMA-262):
Object.prototype.toString.call(obj) === '[object Array]'
Both methods will only work for actual arrays and not array-like objects like the arguments object or node lists. ...
Dynamic instantiation from string name of a class in dynamically imported module?
In python, I have to instantiate certain class, knowing its name in a string, but this class 'lives' in a dynamically imported module. An example follows:
...
Difference between case object and object
...lt implementations of serialization
a prettier default implementation of toString, and
the small amount of functionality that they get from automatically inheriting from scala.Product.
Pattern matching, equals and hashCode don't matter much for singletons (unless you do something really degener...
Difference between VARCHAR and TEXT in MySQL [duplicate]
...size)
takes 2 + c bytes of disk space, where c is the length of the stored string.
cannot be (fully) part of an index. One would need to specify a prefix length.
VARCHAR(M)
variable max size of M characters
M needs to be between 1 and 65535
takes 1 + c bytes (for M ≤ 255) or 2 + c (for 256 ≤...
Using PowerShell credentials without being prompted for a password
...a way around this however but it involves storing the password as a secure string on the filesystem.
The following article explains how this works:
Using PSCredentials without a prompt
In summary, you create a file to store your password (as an encrypted string). The following line will promp...