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Post an empty body to REST API via HttpClient
...
123
Use StringContent or ObjectContent which derive from HttpContent or you can use null as HttpCo...
Is there a way to do method overloading in TypeScript?
...ingParameter: "string for v#1" });
testClass.someMethod({ numberParameter: 12345, stringParameter: "string for v#2" });
Because overloading provided in TypeScript is, as mentioned in others' comments, just a list of function's different signatures without supporting corresponding implementation co...
Why is using 'eval' a bad practice?
...s, using eval is a bad practice. Just to name a few reasons:
There is almost always a better way to do it
Very dangerous and insecure
Makes debugging difficult
Slow
In your case you can use setattr instead:
class Song:
"""The class to store the details of each song"""
attsToStore=('Name...
On localhost, how do I pick a free port number?
... bind to a specific port, or bind to port 0, e.g. sock.bind(('', 0)). The OS will then pick an available port for you. You can get the port that was chosen using sock.getsockname()[1], and pass it on to the slaves so that they can connect back.
...
Pass all variables from one shell script to another?
...
MESSAGE="hello"
export MESSAGE
./b.py
b.py:
#!/usr/bin/python
import os
print 'The message is:', os.environ['MESSAGE']
Sourcing:
Instead we could source like this:
a.sh:
#!/bin/sh
MESSAGE="hello"
. ./b.sh
b.sh:
#!/bin/sh
echo "The message is: $MESSAGE"
Then:
$ ./a.sh
The message...
CSS customized scroll bar in div
...wser compatibility.
Scroll Bar CSS Support
Currently, there exists no cross-browser scroll bar CSS styling definitions. The W3C article I mention at the end has the following statement and was recently updated (10 Oct 2014):
Some browsers (IE, Konqueror) support the non-standard properties 's...
View's getWidth() and getHeight() returns 0
...o you need a workaround for waiting for this phase. There a are different possible solutions to this:
1. Listen to Draw/Layout Events: ViewTreeObserver
A ViewTreeObserver gets fired for different drawing events. Usually the OnGlobalLayoutListener is what you want for getting the measurement, so the ...
TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网
...设的家庭网络
call WiFi1.ConnectSSID "HomeNetwork_5G", "password123"
// 连接成功后控制设备
when WiFi1.AfterWifiNegotiation ssid, success
do
if success and ssid = "HomeNetwork_5G" then
call InitializeSmartDevices
3. 网络诊断工具
检查网...
What killed my process and why?
...
That's almost definitely it. I saw this a lot when TAing. Many students would forget to free their objects, and the apps would eventually reach 3GB of virtual memory usage. As soon as it hit that point it was killed.
...
“Insert if not exists” statement in SQLite
...nstraint:
INSERT OR IGNORE INTO bookmarks(users_id, lessoninfo_id) VALUES(123, 456)
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