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How to check whether a given string is valid JSON in Java
...atch the exception:
import org.json.*;
public boolean isJSONValid(String test) {
try {
new JSONObject(test);
} catch (JSONException ex) {
// edited, to include @Arthur's comment
// e.g. in case JSONArray is valid as well...
try {
new JSONArray(te...
How to run travis-ci locally
...and. You can restart the process and replay those commands to run the same test against an updated code base.
If your repo is private: ssh-keygen -t rsa -b 4096 -C "YOUR EMAIL REGISTERED IN GITHUB" then cat ~/.ssh/id_rsa.pub and click here to add a key
FYI: you can git pull from inside docker to l...
C/C++ include header file order
...
If you use Feature Test Macros, your first include most probably should NOT be a standard library header. Therefore, for generality, I'd say the "local first, global later" policy is best.
– hmijail mourns resignees
...
How to solve “Could not establish trust relationship for the SSL/TLS secure channel with authority”
...h etc).
at least you can circumvent problems during development when using test certificates.
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Determine installed PowerShell version
...ailed on PowerShell.com in Which PowerShell Version Am I Running.
$isV2 = test-path variable:\psversiontable
The same site also gives a function to return the version:
function Get-PSVersion {
if (test-path variable:psversiontable) {$psversiontable.psversion} else {[version]"1.0.0.0"}
}
...
How to check edittext's text is email address or not?
...inName: checks that field contains a valid domain name ( always passes the test in API Level < 8 )
ipAddress: checks that the field contains a valid ip address
webUrl: checks that the field contains a valid url ( always passes the test in API Level < 8 )
nocheck: It does not check anything. (D...
ImportError: Cannot import name X
...mportError to the other position of file, for example the end.
a.py
from test.b import b2
def a1():
print('a1')
b2()
b.py
from test.a import a1
def b1():
print('b1')
a1()
def b2():
print('b2')
if __name__ == '__main__':
b1()
You will get Import Error: ImportErro...
React.js - input losing focus when rerendering
...e problem is that I always start coding everything at one place to quickly test and later break it all into separate modules.
But, here this strategy backfires because updating the state on input change triggers render function and the focus is lost.
Fix is simple, do the modularization from the be...
Can I use Twitter Bootstrap and jQuery UI at the same time?
... would suggest you take the bootstrap v2 and jquery ui and create an empty test page to verify that it's not your code. I haven't had a problem since the new version
– Eonasdan
May 12 '12 at 19:47
...
Disable firefox same origin policy
...extension that adds the CORS headers to any HTTP response working on the latest Firefox (build 36.0.1) released March 5, 2015.
I tested it and it's working on both Windows 7 and Mavericks. I'll guide you throught the steps to get it working.
1) Getting the extension
You can either download the xpi...