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Variable declaration placement in C
...ation and initialization of a C++ local object then you pay the cost of an extra constructor for nothing. If the no-arg constructor does not exist then again you are not even allowed to separate both!
C99 starts to move C in this same direction.
If you are worried of not finding where local varia...
Is it possible to use “/” in a filename?
...ot something that should ever be done, but is there a way to use the slash character that normally separates directories within a filename in Linux?
...
Illegal pattern character 'T' when parsing a date string to java.util.Date
I have a date string and I want to parse it to normal date use the java Date API,the following is my code:
3 Answers
...
Rank function in MySQL
...arate SET command.
Test case:
CREATE TABLE person (id int, first_name varchar(20), age int, gender char(1));
INSERT INTO person VALUES (1, 'Bob', 25, 'M');
INSERT INTO person VALUES (2, 'Jane', 20, 'F');
INSERT INTO person VALUES (3, 'Jack', 30, 'M');
INSERT INTO person VALUES (4, 'Bill', 32, 'M'...
Extract filename and extension in Bash
... would greedily remove the longest match to the . and you'd have the empty string.
(You can work around that with a temporary variable:
FULL_FILENAME=$FILENAME
FILENAME=${FULL_FILENAME##*/}
echo ${FILENAME%%.*}
)
This site explains more.
${variable%pattern}
Trim the shortest match from th...
How to create a file in Android?
...ing a file...
try {
// catches IOException below
final String TESTSTRING = new String("Hello Android");
/* We have to use the openFileOutput()-method
* the ActivityContext provides, to
* protect your file from others and
* This is done for security-re...
How can I perform a reverse string search in Excel without using VBA?
I have an Excel spreadsheet containing a list of strings. Each string is made up of several words, but the number of words in each string is different.
...
How do I move files in node.js?
... fs.rename(oldPath, newPath, callback)
Added in: v0.0.2
oldPath <String> | <Buffer>
newPath <String> | <Buffer>
callback <Function>
Asynchronous rename(2). No arguments other than a possible exception
are given to the completion callback.
...
How to request Administrator access inside a batch file
...mc
:: v1.4 - 17/05/2016 - Added instructions for arguments with ! char
:: v1.3 - 01/08/2015 - Fixed not returning to original folder after elevation successful
:: v1.2 - 30/07/2015 - Added error message when running from mapped drive
:: v1.1 - 01/06/2015
::
:: Fu...
Error: free(): invalid next size (fast):
...ng to allocate space for an array of pointers, such as
char** my_array_of_strings; // or some array of pointers such as int** or even void**
then you will need to consider word size (8 bytes in a 64-bit system, 4 bytes in a 32-bit system) when allocating space for n pointers. The size of a poin...