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libcurl网络连接使用tcp/ip - C/C++ - 清泛网 - 专注C/C++及内核技术
...ocket */
long sockextr;
size_t iolen;
curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, "127.0.0.1");
curl_easy_setopt(curl, CURLOPT_PORT, 7102);
/* Do not do the transfer - only connect to host */
curl_easy_setopt(curl, CURLOPT_CONNECT_ONLY, 1L);
...
ssl证书申请报错：challenge = [c for c in authorization[\'challenges\']...
...sl证书申请报错：challenge = [c for c in authorization['challenges'] if c['type'] == "http-01"][0] IndexError: list index out of rangechallenge-list-index-out-of-range使用acme-tiny申请ssl证书时报错：challenge = [c for c in authorization[& 39;challenges& 39;] if c[& 39;type& 39;] == "...
TypeScript and field initializers
... address?: string,
age?: number
}) {
if (fields) Object.assign(this, fields);
}
}
or do it manually (bit more safe):
if (fields) {
this.name = fields.name || this.name;
this.address = fields.address || this.address;
this.age = ...
Ruby - elegantly convert variable to an array if not an array already
... the original use of to_a. For instance, {a: 1, b: 2}.each ... would work differently.
– sawa
Aug 21 '13 at 14:15
1
...
onActivityResult is not being called in Fragment
...
Also note that if you are using nested fragments, the child fragment should call getParentFragment().startActivityForResult so that the parent fragment will have its onActivityResult method called.
– Eric Brynsvold
...
Unloading classes in java?
...this since the amount of jars that are required to do this are ridiculous (if we wanted to ship them). We also have version problems if we don't load the classes dynamically at run time from the AppServer library.
...
How many database indexes is too many?
...
It depends on the operations that occur on the table.
If there's lots of SELECTs and very few changes, index all you like.... these will (potentially) speed the SELECT statements up.
If the table is heavily hit by UPDATEs, INSERTs + DELETEs ... these will be very slow with lots...
Remove an element from a Bash array
...ippo
$ array=( "${array[@]/$delete}" ) #Quotes when working with strings
If need to delete more than one element:
...
$ delete=(pluto pippo)
for del in ${delete[@]}
do
array=("${array[@]/$del}") #Quotes when working with strings
done
Caveat
This technique actually removes prefixes matching ...
How to clean project cache in Intellij idea like Eclipse's clean?
...then restart Intellij
or
File -> Invalidate caches / Restart
The main difference is that in older versions you had to manually restart as cache files are not removed until you restart. The newer versions will ask if you also want to restart.
As seen here on this official Jetbrains help page...
How to run a single test with Mocha?
...Script stuff. My test file contains 5 tests. Is that possible to run a specific test (or set of tests) rather than all the tests in the file?
...