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Read lines from a file into a Bash array [duplicate]
...rip off the newline characters. Makes it easier to use the array (e.g. for string comparisons) and it is not often that you'll want to keep the newline anyway.
– morloch
Feb 24 '15 at 2:55
...
Signed to unsigned conversion in C - is it always safe?
... need to subtract the given number from max value (256 in case of unsigned char)? For example: 140 when converted to signed number becomes -116. But 20 becomes 20 itself. So any easy trick here?
– Jon Wheelock
Oct 18 '15 at 14:01
...
Using StringWriter for XML Serialization
...lly added <?xml version="1.0" encoding="utf-8"?><test/> to the string, then declaring the SqlParameter to be of type SqlDbType.Xml or SqlDbType.NVarChar would give you the "unable to switch the encoding" error. Then, when inserting manually via T-SQL, since you switched the declared enco...
Write string to output stream
...InputStream and OutputStream) transfer binary data. If you want to write a string to a stream, you must first convert it to bytes, or in other words encode it. You can do that manually (as you suggest) using the String.getBytes(Charset) method, but you should avoid the String.getBytes() method, beca...
Remove carriage return in Unix
...rather than just blindly within a file (you may have them in the middle of strings for all I know). Using this test file with a CR at the end of the first line only:
$ cat infile
hello
goodbye
$ cat infile | od -c
0000000 h e l l o \r \n g o o d b y e \n
0000017
dos2un...
How to pass the values from one activity to previous activity
....
Intent resultIntent = new Intent();
resultIntent.putExtra(PUBLIC_STATIC_STRING_IDENTIFIER, enteredTextValue);
setResult(Activity.RESULT_OK, resultIntent);
finish();
The final step is in the calling Activity: Override onActivityResult to listen for callbacks from the text entry Activity. Get the...
How do I set the proxy to be used by the JVM
...tps.proxyPort", getHTTPPort());
if (isUseHTTPAuth()) {
String encoded = new String(Base64.encodeBase64((getHTTPUsername() + ":" + getHTTPPassword()).getBytes()));
con.setRequestProperty("Proxy-Authorization", "Basic " + encoded);
Authenticator.setDefault(n...
Node.js throws “btoa is not defined” error
...4 you could do so using Buffer:
console.log(Buffer.from('Hello World!').toString('base64'));
Reverse (assuming the content you're decoding is a utf8 string):
console.log(Buffer.from(b64Encoded, 'base64').toString());
Note: prior to Node v4, use new Buffer rather than Buffer.from.
...
Flags to enable thorough and verbose g++ warnings
...op). It is also warning for the
constructor of a const array of const std::string (where this is no
loop in user code).
-Wzero-as-null-pointer-constant and -Wuseless-cast are
GCC-4.7-only warnings, which I will add when I transition to GCC 4.7.
I've filed a few bug reports / enhancement requests a...
How to write a scalable Tcp/Ip based server
...n.ReceiveBuffer.IndexOf('\n', index)) != -1)
{
string s = connection.ReceiveBuffer.GetString(start, index - start - 1);
s = s.Backspace();
LineReceivedEventArgs args = new LineReceivedEventArgs(connection, s);
Delegate[] de...