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Open files in 'rt' and 'wt' modes
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t refers to the text mode. There is no difference between r and rt or w and wt since text mode is the default.
Documented here:
Character Meaning
'r' open for reading (default)
'w' open for writing, truncating the file first
'x' ...
How to delete duplicates on a MySQL table?
... TABLE `table_name` ADD UNIQUE (title, SID)
note: only works well if index fits in memory
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How do I get a Cron like scheduler in Python? [closed]
.... It worked well for me. It would be even nicer if it had cron like syntax and supported decorators (see crython but don't use this library because it doesn't work; the scheduling doesn't seem to be written well).
– Tim Ludwinski
Mar 8 '16 at 20:31
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Can “git pull --all” update all my local branches?
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The behavior you describe for pull --all is exactly as expected, though not necessarily useful. The option is passed along to git fetch, which then fetches all refs from all remotes, instead of just the needed one; pull then merges (or in your case, rebases) the appropr...
Get an object properties list in Objective-C
...h is mainly taken from an Apple code sample (can't remember right now the exact source):
static const char *getPropertyType(objc_property_t property) {
const char *attributes = property_getAttributes(property);
char buffer[1 + strlen(attributes)];
strcpy(buffer, attributes);
char *s...
__FILE__ macro shows full path
...wered Dec 13 '11 at 11:13
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Find nearest latitude/longitude with an SQL query
...t various file formats, including CSV (comma-separated values). Microsoft Excel and Google Spreadsheets both export to CSV format, so you can easily transfer data from spreadsheets to MySQL tables through exporting/importing CSV files.
INSERT INTO `markers` (`name`, `address`, `lat`, `lng`) VALUES (...
Are Git forks actually Git clones?
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Fork, in the GitHub context, doesn't extend Git.
It only allows clone on the server side.
When you clone a GitHub repository on your local workstation, you cannot contribute back to the upstream repository unless you are explicitly declared as "con...
Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...;
static native @MemberGetter FloatPointer bc();
static native @NoException float dotc();
public static void main(String[] args) {
FloatBuffer ab = ac().capacity(50).asBuffer();
FloatBuffer bb = bc().capacity(50).asBuffer();
for (int i = 0; i < 10000000; i++)...
How to exclude this / current / dot folder from find “type d”
...ns the current directory ( . ) too, which may be undesired. How can it be excluded?
4 Answers
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